diff --git a/m4/ax_python.m4 b/m4/ax_python-fixed.m4
similarity index 97%
rename from m4/ax_python.m4
rename to m4/ax_python-fixed.m4
index 54433e4ef..df8dd5f2c 100644
--- a/m4/ax_python.m4
+++ b/m4/ax_python-fixed.m4
@@ -64,7 +64,7 @@ ax_python_bin=$PYTHON_BIN
 if test x$ax_python_bin != x; then
    AC_CHECK_LIB($ax_python_bin, main, ax_python_lib=$ax_python_bin, ax_python_lib=no)
    AC_CHECK_HEADER([$ax_python_bin/Python.h],
-   [[ax_python_header=`locate $ax_python_bin/Python.h | sed -e s,/Python.h,,`]],
+   ax_python_header=/usr/include/$ax_python_bin,
    ax_python_header=no)
    if test $ax_python_lib != no; then
      if test $ax_python_header != no; then