diff --git a/cpython/Makefile b/cpython/Makefile
index f12f23dca..2eca8da9c 100644
--- a/cpython/Makefile
+++ b/cpython/Makefile
@@ -35,7 +35,7 @@ $(INSTALL)/lib/$(LIB): $(BUILD)/$(LIB)
 	_PYTHON_SYSCONFIGDATA_NAME=$(SYSCONFIG_NAME) _PYTHON_PROJECT_BASE=$(BUILD) $(HOSTPYTHON) -m sysconfig --generate-posix-vars
 
 	$(eval PYBUILDDIR=`cat pybuilddir.txt`)
-	PYTHONPATH=$(PYBUILDDIR) python adjust_sysconfig.py
+	PYTHONPATH=$(PYBUILDDIR) python$(PYMAJOR).$(PYMINOR) adjust_sysconfig.py
 	cp $(PYBUILDDIR)/$(SYSCONFIG_NAME).py $(INSTALL)/lib/python$(PYMAJOR).$(PYMINOR)/
 	mkdir -p $(SYSCONFIGDATA_DIR)
 	cp $(PYBUILDDIR)/$(SYSCONFIG_NAME).py $(SYSCONFIGDATA_DIR)