diff --git a/configure.ac b/configure.ac
index 3dae7a65b..6b1b5ee7e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,7 +36,7 @@ AM_NLS
 ACLOCAL_AMFLAGS="\${ACLOCAL_FLAGS}"
 AC_SUBST(ACLOCAL_AMFLAGS)
 
-AM_PATH_PYTHON([2.5])
+AM_PATH_PYTHON([3.5])
 
 dnl ****
 dnl enable installation in python-2.x/site-packages/gajim