diff --git a/projects/gdal/Dockerfile b/projects/gdal/Dockerfile
index 17b57f912..f3004c2e6 100644
--- a/projects/gdal/Dockerfile
+++ b/projects/gdal/Dockerfile
@@ -22,24 +22,6 @@ RUN dpkg --add-architecture i386 && \
 
 RUN git clone --depth 1 https://github.com/OSGeo/gdal gdal
 
-RUN git clone --depth 1 https://github.com/OSGeo/proj.4 gdal/proj
-
-RUN git clone --depth 1 https://github.com/curl/curl.git gdal/curl
-
-COPY NC4_put_propattr_leak_fix.patch libnetcdf_fix_undefined_left_shift_in_ncx_get_size_t.patch $SRC/
-
-RUN curl https://src.fedoraproject.org/lookaside/pkgs/netcdf/netcdf-4.4.1.1.tar.gz/9210fd5355bee868684d9b8f83064aa6/netcdf-4.4.1.1.tar.gz > gdal/netcdf-4.4.1.1.tar.gz && \
-    cd gdal && \
-    tar xzf netcdf-4.4.1.1.tar.gz && \
-    rm -f netcdf-4.4.1.1.tar.gz && \
-    mv netcdf-c-4.4.1.1 netcdf-4.4.1.1 && \
-    cd netcdf-4.4.1.1 && \
-    patch -p0 < $SRC/NC4_put_propattr_leak_fix.patch && \
-    patch -p0 < $SRC/libnetcdf_fix_undefined_left_shift_in_ncx_get_size_t.patch && \
-    cd ../..
-
-RUN git clone --depth 1 https://anongit.freedesktop.org/git/poppler/poppler.git gdal/poppler
-
 RUN cp gdal/gdal/fuzzers/build.sh $SRC/
 
 WORKDIR gdal
diff --git a/projects/gdal/NC4_put_propattr_leak_fix.patch b/projects/gdal/NC4_put_propattr_leak_fix.patch
deleted file mode 100644
index 55908aaf4..000000000
--- a/projects/gdal/NC4_put_propattr_leak_fix.patch
+++ /dev/null
@@ -1,16 +0,0 @@
---- libsrc4/nc4info.c.ori	2017-06-07 10:28:11.478130590 +0200
-+++ libsrc4/nc4info.c	2017-06-07 10:28:29.670268763 +0200
-@@ -174,11 +174,8 @@
-       herr = 0;
-     }
-  done:
--    if(ncstat != NC_NOERR) {
--      if(text != NULL) {
--        free(text);
--        text = NULL;
--      }
-+    if(text != NULL) {
-+      free(text);
-     }
- 
-     if(attid >= 0) HCHECK((H5Aclose(attid)));
diff --git a/projects/gdal/libnetcdf_fix_undefined_left_shift_in_ncx_get_size_t.patch b/projects/gdal/libnetcdf_fix_undefined_left_shift_in_ncx_get_size_t.patch
deleted file mode 100644
index e0b886dd8..000000000
--- a/projects/gdal/libnetcdf_fix_undefined_left_shift_in_ncx_get_size_t.patch
+++ /dev/null
@@ -1,46 +0,0 @@
---- libsrc/ncx.m4.ori	2017-06-15 12:45:29.461345214 +0200
-+++ libsrc/ncx.m4	2017-06-23 12:14:29.263652717 +0200
-@@ -726,7 +726,11 @@
- {
- 	const uchar *cp = (const uchar *) xp;
- 
-+#if INT_MAX  >= X_INT_MAX
-+	*ip = (ix_int)((unsigned)(*cp++) << 24);
-+#else
- 	*ip = *cp++ << 24;
-+#endif
- #if SIZEOF_IX_INT > X_SIZEOF_INT
- 	if(*ip & 0x80000000)
- 	{
-@@ -1883,7 +1887,7 @@
- 	/* similar to get_ix_int */
- 	const uchar *cp = (const uchar *) *xpp;
- 
--	*ulp = (unsigned)(*cp++ << 24);
-+	*ulp = (unsigned)(*cp++) << 24;
- 	*ulp |= (*cp++ << 16);
- 	*ulp |= (*cp++ << 8);
- 	*ulp |= *cp;
---- libsrc/ncx.c.ori	2017-06-15 12:38:29.769770935 +0200
-+++ libsrc/ncx.c	2017-06-23 12:10:38.359973119 +0200
-@@ -1031,7 +1031,11 @@
- {
- 	const uchar *cp = (const uchar *) xp;
- 
-+#if INT_MAX  >= X_INT_MAX
-+	*ip = (ix_int)((unsigned)(*cp++) << 24);
-+#else
- 	*ip = *cp++ << 24;
-+#endif
- #if SIZEOF_IX_INT > X_SIZEOF_INT
- 	if(*ip & 0x80000000)
- 	{
-@@ -3451,7 +3455,7 @@
- 	/* similar to get_ix_int */
- 	const uchar *cp = (const uchar *) *xpp;
- 
--	*ulp = (unsigned)(*cp++ << 24);
-+	*ulp = (unsigned)(*cp++) << 24;
- 	*ulp |= (*cp++ << 16);
- 	*ulp |= (*cp++ << 8);
- 	*ulp |= *cp;