diff --git a/configure.ac b/configure.ac
index aaebf74..dd1e9f8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -284,7 +284,7 @@ AC_SUBST(ARGON2_CFLAGS)
 AC_SUBST(ARGON2_LIBS)
 
 if test x${compile_python} = xyes; then
-    AM_PATH_PYTHON([2.6])
+    AM_PATH_PYTHON([3.5])
     if test "$bwin32" = true; then
         if test x$PYTHON_DIR != x; then
             # set pyexecdir to somewhere like /c/Python26/Lib/site-packages