diff --git a/.circleci/config.yml b/.circleci/config.yml
index d7609ffe9..546aee3f5 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -16,6 +16,12 @@ jobs:
           command: |
             make lint
 
+      - run:
+           name: dependencies
+           command: |
+	     # Download BLAS/LAPACK 
+             git clone https://github.com/adrianbg/CLAPACK-WA.git packages/scipy/CLAPACK-WA
+
       - restore_cache:
           keys:
           - v1-emsdk-{{ checksum "emsdk/Makefile" }}-v11-
diff --git a/Makefile b/Makefile
index fa6c762f1..f88030b47 100644
--- a/Makefile
+++ b/Makefile
@@ -208,6 +208,8 @@ $(LZ4LIB):
 $(SIX_LIBS): $(CPYTHONLIB)
 	make -C six
 
+$(LAPACK): $(CPYTHONLIB)
+	emmake make -C packages/scipy/CLAPACK-WA
 
 $(CLAPACK): $(CPYTHONLIB)
 	make -C CLAPACK
diff --git a/packages/Makefile b/packages/Makefile
index bee738225..4c4e03aea 100644
--- a/packages/Makefile
+++ b/packages/Makefile
@@ -1,9 +1,12 @@
 PYODIDE_ROOT=$(abspath ..)
 include ../Makefile.envs
 
-all:
+all: deps
 	../bin/pyodide buildall . ../build \
 		--ldflags="$(SIDE_LDFLAGS)" --host=$(HOSTPYTHONROOT) --target=$(TARGETPYTHONROOT)
+deps:
+	# Temporary workaround to install build dependencies
+	$(HOSTPYTHON) -m pip install Cython Tempita
 
 clean:
 	rm -rf ./*/build
diff --git a/packages/scipy/meta.yaml b/packages/scipy/meta.yaml
index c94a7532f..bc6a4272c 100644
--- a/packages/scipy/meta.yaml
+++ b/packages/scipy/meta.yaml
@@ -1,13 +1,22 @@
 package:
   name: scipy
-  version: 1.1.0
+  version: 0.17.1
 
 source:
-  url: https://files.pythonhosted.org/packages/07/76/7e844757b9f3bf5ab9f951ccd3e4a8eed91ab8720b0aac8c2adcc2fdae9f/scipy-1.1.0.tar.gz
-  sha256: 878352408424dffaa695ffedf2f9f92844e116686923ed9aa8626fc30d32cfd1
+  # We can't use the version from PyPi as it includes Cythonized files
+  # generated with an older Cython that does not support Python 3.7
+  # This requires,
+  #    pip install Cython Tempita
+  # on the host for the build
+  url: https://github.com/scipy/scipy/archive/v0.17.1.tar.gz
+  sha256: bf22383d9e2526ffdc53a6c7d3d66dab45a86291ed35d8e281bd1a5d2c34187b
+
+  patches:
+    - patches/disable_modules_with_blas.patch
+    - patches/fix-build-gcc5-a80460.patch
 
 build:
-  cflags: -ICLAPACK-WA/F2CLIBS/libf2c/ -Wno-implicit-function-declaration
+  cflags: -I../../CLAPACK-WA/F2CLIBS/libf2c/ -Wno-implicit-function-declaration
   cxxflags:
 
 requirements:
diff --git a/packages/scipy/patches/disable_modules_with_blas.patch b/packages/scipy/patches/disable_modules_with_blas.patch
new file mode 100644
index 000000000..874cb0ea0
--- /dev/null
+++ b/packages/scipy/patches/disable_modules_with_blas.patch
@@ -0,0 +1,338 @@
+diff --git a/scipy/interpolate/setup.py b/scipy/interpolate/setup.py
+deleted file mode 100755
+index b42d3345c..000000000
+--- a/scipy/interpolate/setup.py
++++ /dev/null
+@@ -1,49 +0,0 @@
+-#!/usr/bin/env python
+-from __future__ import division, print_function, absolute_import
+-
+-from os.path import join
+-
+-
+-def configuration(parent_package='',top_path=None):
+-    from numpy.distutils.misc_util import Configuration
+-    from numpy.distutils.system_info import get_info
+-
+-    lapack_opt = get_info('lapack_opt', notfound_action=2)
+-
+-    config = Configuration('interpolate', parent_package, top_path)
+-
+-    fitpack_src = [join('fitpack', '*.f')]
+-    config.add_library('fitpack', sources=fitpack_src)
+-
+-    config.add_extension('interpnd',
+-                         sources=['interpnd.c'])
+-
+-    config.add_extension('_ppoly',
+-                         sources=['_ppoly.c'],
+-                         **lapack_opt)
+-
+-    config.add_extension('_fitpack',
+-                         sources=['src/_fitpackmodule.c'],
+-                         libraries=['fitpack'],
+-                         depends=(['src/__fitpack.h','src/multipack.h']
+-                                  + fitpack_src)
+-                         )
+-
+-    config.add_extension('dfitpack',
+-                         sources=['src/fitpack.pyf'],
+-                         libraries=['fitpack'],
+-                         depends=fitpack_src,
+-                         )
+-
+-    config.add_extension('_interpolate',
+-                         sources=['src/_interpolate.cpp'],
+-                         include_dirs=['src'],
+-                         depends=['src/interpolate.h'])
+-
+-    config.add_data_dir('tests')
+-
+-    return config
+-
+-if __name__ == '__main__':
+-    from numpy.distutils.core import setup
+-    setup(**configuration(top_path='').todict())
+diff --git a/scipy/linalg/setup.py b/scipy/linalg/setup.py
+deleted file mode 100755
+index 2c9b9ba22..000000000
+--- a/scipy/linalg/setup.py
++++ /dev/null
+@@ -1,173 +0,0 @@
+-#!/usr/bin/env python
+-from __future__ import division, print_function, absolute_import
+-
+-import os
+-from os.path import join
+-
+-
+-def configuration(parent_package='', top_path=None):
+-    from distutils.sysconfig import get_python_inc
+-    from numpy.distutils.system_info import get_info, NotFoundError, numpy_info
+-    from numpy.distutils.misc_util import Configuration, get_numpy_include_dirs
+-    from scipy._build_utils import (get_sgemv_fix, get_g77_abi_wrappers,
+-                                    split_fortran_files)
+-
+-    config = Configuration('linalg', parent_package, top_path)
+-
+-    lapack_opt = get_info('lapack_opt')
+-
+-    if not lapack_opt:
+-        raise NotFoundError('no lapack/blas resources found')
+-
+-    atlas_version = ([v[3:-3] for k, v in lapack_opt.get('define_macros', [])
+-                      if k == 'ATLAS_INFO']+[None])[0]
+-    if atlas_version:
+-        print(('ATLAS version: %s' % atlas_version))
+-
+-    # fblas:
+-    sources = ['fblas.pyf.src']
+-    sources += get_g77_abi_wrappers(lapack_opt)
+-    sources += get_sgemv_fix(lapack_opt)
+-
+-    config.add_extension('_fblas',
+-                         sources=sources,
+-                         depends=['fblas_l?.pyf.src'],
+-                         extra_info=lapack_opt
+-                         )
+-
+-    # flapack:
+-    sources = ['flapack.pyf.src']
+-    sources += get_g77_abi_wrappers(lapack_opt)
+-    dep_pfx = join('src', 'lapack_deprecations')
+-    deprecated_lapack_routines = [join(dep_pfx, c + 'gegv.f') for c in 'cdsz']
+-    sources += deprecated_lapack_routines
+-
+-    config.add_extension('_flapack',
+-                         sources=sources,
+-                         depends=['flapack_user.pyf.src'],
+-                         extra_info=lapack_opt
+-                         )
+-
+-    if atlas_version is not None:
+-        # cblas:
+-        config.add_extension('_cblas',
+-                             sources=['cblas.pyf.src'],
+-                             depends=['cblas.pyf.src', 'cblas_l1.pyf.src'],
+-                             extra_info=lapack_opt
+-                             )
+-
+-        # clapack:
+-        config.add_extension('_clapack',
+-                             sources=['clapack.pyf.src'],
+-                             depends=['clapack.pyf.src'],
+-                             extra_info=lapack_opt
+-                             )
+-
+-    # _flinalg:
+-    config.add_extension('_flinalg',
+-                         sources=[join('src', 'det.f'), join('src', 'lu.f')],
+-                         extra_info=lapack_opt
+-                         )
+-
+-    # _interpolative:
+-    routines_to_split = [
+-        'dfftb1',
+-        'dfftf1',
+-        'dffti1',
+-        'dsint1',
+-        'dzfft1',
+-        'id_srand',
+-        'idd_copyints',
+-        'idd_id2svd0',
+-        'idd_pairsamps',
+-        'idd_permute',
+-        'idd_permuter',
+-        'idd_random_transf0',
+-        'idd_random_transf0_inv',
+-        'idd_random_transf_init0',
+-        'idd_subselect',
+-        'iddp_asvd0',
+-        'iddp_rsvd0',
+-        'iddr_asvd0',
+-        'iddr_rsvd0',
+-        'idz_estrank0',
+-        'idz_id2svd0',
+-        'idz_permute',
+-        'idz_permuter',
+-        'idz_random_transf0_inv',
+-        'idz_random_transf_init0',
+-        'idz_random_transf_init00',
+-        'idz_realcomp',
+-        'idz_realcomplex',
+-        'idz_reco',
+-        'idz_subselect',
+-        'idzp_aid0',
+-        'idzp_aid1',
+-        'idzp_asvd0',
+-        'idzp_rsvd0',
+-        'idzr_asvd0',
+-        'idzr_reco',
+-        'idzr_rsvd0',
+-        'zfftb1',
+-        'zfftf1',
+-        'zffti1',
+-    ]
+-    print('Splitting linalg.interpolative Fortran source files')
+-    dirname = os.path.split(os.path.abspath(__file__))[0]
+-    fnames = split_fortran_files(join(dirname, 'src', 'id_dist', 'src'),
+-                                 routines_to_split)
+-    fnames = [join('src', 'id_dist', 'src', f) for f in fnames]
+-    config.add_extension('_interpolative', fnames + ["interpolative.pyf"],
+-                         extra_info=lapack_opt
+-                         )
+-
+-    # _calc_lwork:
+-    config.add_extension('_calc_lwork',
+-                         [join('src', 'calc_lwork.f')],
+-                         extra_info=lapack_opt)
+-
+-    # _solve_toeplitz:
+-    config.add_extension('_solve_toeplitz',
+-                         sources=[('_solve_toeplitz.c')],
+-                         include_dirs=[get_numpy_include_dirs()])
+-
+-    config.add_data_dir('tests')
+-
+-    # Cython BLAS/LAPACK
+-    config.add_data_files('cython_blas.pxd')
+-    config.add_data_files('cython_lapack.pxd')
+-
+-    sources = ['_blas_subroutine_wrappers.f', '_lapack_subroutine_wrappers.f']
+-    sources += get_g77_abi_wrappers(lapack_opt)
+-    sources += get_sgemv_fix(lapack_opt)
+-    includes = numpy_info().get_include_dirs() + [get_python_inc()]
+-    config.add_library('fwrappers', sources=sources, include_dirs=includes)
+-
+-    config.add_extension('cython_blas',
+-                         sources=['cython_blas.c'],
+-                         depends=['cython_blas.pyx', 'cython_blas.pxd',
+-                                  'fortran_defs.h', '_blas_subroutines.h'],
+-                         include_dirs=['.'],
+-                         libraries=['fwrappers'],
+-                         extra_info=lapack_opt)
+-
+-    config.add_extension('cython_lapack',
+-                         sources=['cython_lapack.c'],
+-                         depends=['cython_lapack.pyx', 'cython_lapack.pxd',
+-                                  'fortran_defs.h', '_lapack_subroutines.h'],
+-                         include_dirs=['.'],
+-                         libraries=['fwrappers'],
+-                         extra_info=lapack_opt)
+-
+-    config.add_extension('_decomp_update',
+-                         sources=['_decomp_update.c'])
+-
+-    return config
+-
+-
+-if __name__ == '__main__':
+-    from numpy.distutils.core import setup
+-    from linalg_version import linalg_version
+-
+-    setup(version=linalg_version,
+-          **configuration(top_path='').todict())
+diff --git a/scipy/sparse/linalg/eigen/arpack/setup.py b/scipy/sparse/linalg/eigen/arpack/setup.py
+deleted file mode 100755
+index a8175a9d5..000000000
+--- a/scipy/sparse/linalg/eigen/arpack/setup.py
++++ /dev/null
+@@ -1,44 +0,0 @@
+-#!/usr/bin/env python
+-from __future__ import division, print_function, absolute_import
+-
+-from os.path import join
+-
+-
+-def configuration(parent_package='',top_path=None):
+-    from numpy.distutils.system_info import get_info, NotFoundError
+-    from numpy.distutils.misc_util import Configuration
+-    from scipy._build_utils import get_g77_abi_wrappers, get_sgemv_fix
+-
+-    config = Configuration('arpack',parent_package,top_path)
+-
+-    lapack_opt = get_info('lapack_opt')
+-
+-    if not lapack_opt:
+-        raise NotFoundError('no lapack/blas resources found')
+-
+-    config = Configuration('arpack', parent_package, top_path)
+-
+-    arpack_sources = [join('ARPACK','SRC', '*.f')]
+-    arpack_sources.extend([join('ARPACK','UTIL', '*.f')])
+-    arpack_sources.extend([join('ARPACK','LAPACK', '*.f')])
+-
+-    arpack_sources += get_g77_abi_wrappers(lapack_opt)
+-
+-    config.add_library('arpack_scipy', sources=arpack_sources,
+-                       include_dirs=[join('ARPACK', 'SRC')])
+-
+-    ext_sources = ['arpack.pyf.src']
+-    ext_sources += get_sgemv_fix(lapack_opt)
+-    config.add_extension('_arpack',
+-                         sources=ext_sources,
+-                         libraries=['arpack_scipy'],
+-                         extra_info=lapack_opt,
+-                         depends=arpack_sources,
+-                         )
+-
+-    config.add_data_dir('tests')
+-    return config
+-
+-if __name__ == '__main__':
+-    from numpy.distutils.core import setup
+-    setup(**configuration(top_path='').todict())
+diff --git a/scipy/sparse/linalg/isolve/setup.py b/scipy/sparse/linalg/isolve/setup.py
+deleted file mode 100755
+index becb9237a..000000000
+--- a/scipy/sparse/linalg/isolve/setup.py
++++ /dev/null
+@@ -1,48 +0,0 @@
+-#!/usr/bin/env python
+-from __future__ import division, print_function, absolute_import
+-
+-from os.path import join
+-
+-
+-def configuration(parent_package='',top_path=None):
+-    from numpy.distutils.system_info import get_info, NotFoundError
+-    from numpy.distutils.misc_util import Configuration
+-    from scipy._build_utils import get_g77_abi_wrappers
+-
+-    config = Configuration('isolve',parent_package,top_path)
+-
+-    lapack_opt = get_info('lapack_opt')
+-
+-    if not lapack_opt:
+-        raise NotFoundError('no lapack/blas resources found')
+-
+-    # iterative methods
+-    methods = ['BiCGREVCOM.f.src',
+-               'BiCGSTABREVCOM.f.src',
+-               'CGREVCOM.f.src',
+-               'CGSREVCOM.f.src',
+-#               'ChebyREVCOM.f.src',
+-               'GMRESREVCOM.f.src',
+-#               'JacobiREVCOM.f.src',
+-               'QMRREVCOM.f.src',
+-#               'SORREVCOM.f.src'
+-               ]
+-
+-    Util = ['STOPTEST2.f.src','getbreak.f.src']
+-    sources = Util + methods + ['_iterative.pyf.src']
+-    sources = [join('iterative', x) for x in sources]
+-    sources += get_g77_abi_wrappers(lapack_opt)
+-
+-    config.add_extension('_iterative',
+-                         sources=sources,
+-                         extra_info=lapack_opt)
+-
+-    config.add_data_dir('tests')
+-
+-    return config
+-
+-
+-if __name__ == '__main__':
+-    from numpy.distutils.core import setup
+-
+-    setup(**configuration(top_path='').todict())
diff --git a/packages/scipy/patches/fix-build-gcc5-a80460.patch b/packages/scipy/patches/fix-build-gcc5-a80460.patch
new file mode 100644
index 000000000..d97198c26
--- /dev/null
+++ b/packages/scipy/patches/fix-build-gcc5-a80460.patch
@@ -0,0 +1,54 @@
+commit a80460f1b45035d34575866e6394107396ac62e2
+Author: Michael Danilov <mike402@users.noreply.github.com>
+Date:   Thu Apr 20 18:08:39 2017 +0200
+
+    Fix build with GCC5.
+
+diff --git a/scipy/odr/odrpack/d_lpkbls.f b/scipy/odr/odrpack/d_lpkbls.f
+index 324b7a8a2..1e6624d63 100644
+--- a/scipy/odr/odrpack/d_lpkbls.f
++++ b/scipy/odr/odrpack/d_lpkbls.f
+@@ -136,8 +136,8 @@ C***FIRST EXECUTABLE STATEMENT  DAXPY
+ 
+ 
+       IF(N.LE.0.OR.DA.EQ.0.D0) RETURN
+-      IF (INCX.EQ.INCY) IF(INCX.lt.1) GOTO 5
+-      IF (INCX.EQ.INCY) IF(INCX.eq.1) GOTO 20
++      IF (INCX.EQ.INCY .AND. INCX.lt.1) GOTO 5
++      IF (INCX.EQ.INCY .AND. INCX.eq.1) GOTO 20
+       GOTO 60
+     5 CONTINUE
+ 
+@@ -483,8 +483,8 @@ C***FIRST EXECUTABLE STATEMENT  DCOPY
+ 
+ 
+       IF(N.LE.0)RETURN
+-      IF (INCX.EQ.INCY) IF(INCX.lt.1) GOTO 5
+-      IF (INCX.EQ.INCY) IF(INCX.eq.1) GOTO 20
++      IF (INCX.EQ.INCY .AND. INCX.lt.1) GOTO 5
++      IF (INCX.EQ.INCY .AND. INCX.eq.1) GOTO 20
+       GOTO 60
+     5 CONTINUE
+ 
+@@ -589,8 +589,8 @@ C***FIRST EXECUTABLE STATEMENT  DDOT
+ 
+       DDOT = 0.D0
+       IF(N.LE.0)RETURN
+-      IF (INCX.EQ.INCY) IF(INCX.lt.1) GOTO 5
+-      IF (INCX.EQ.INCY) IF(INCX.eq.1) GOTO 20
++      IF (INCX.EQ.INCY .AND. INCX.lt.1) GOTO 5
++      IF (INCX.EQ.INCY .AND. INCX.eq.1) GOTO 20
+       GOTO 60
+     5 CONTINUE
+ 
+@@ -1772,8 +1772,8 @@ C***FIRST EXECUTABLE STATEMENT  DSWAP
+ 
+ 
+       IF(N.LE.0)RETURN
+-      IF (INCX.EQ.INCY) IF(INCX.lt.1) GOTO 5
+-      IF (INCX.EQ.INCY) IF(INCX.eq.1) GOTO 20
++      IF (INCX.EQ.INCY .AND. INCX.lt.1) GOTO 5
++      IF (INCX.EQ.INCY .AND. INCX.eq.1) GOTO 20
+       GOTO 60
+     5 CONTINUE
+