--- a/pythran/pythran-win32.cfg
+++ b/pythran/pythran-win32.cfg
@@ -4,9 +4,9 @@
 include_dirs=
 libs=
 library_dirs=
-cflags=/std:c++14 /w
+cflags=-std=c++11 -fno-math-errno -Wno-unused-function
 ldflags=
-blas=pythran-openblas
-CC=clang-cl.exe
-CXX=clang-cl.exe
-ignoreflags=
+blas=blas
+CC=
+CXX=
+ignoreflags=-Wstrict-prototypes