diff --git a/source3/samba4.m4 b/source3/samba4.m4
index a7916ef7942..421ace0dbb1 100644
--- a/source3/samba4.m4
+++ b/source3/samba4.m4
@@ -2,7 +2,7 @@ AC_SUBST(BLDSHARED)
 smbtorture4_path=bin/smbtorture4
 m4_include(build/m4/public.m4)
 
-m4_include(build/m4/check_python.m4)
+m4_include(../m4/check_python.m4)
 
 AC_SAMBA_PYTHON_DEVEL([
 SMB_EXT_LIB(EXT_LIB_PYTHON, [$PYTHON_LDFLAGS], [$PYTHON_CFLAGS])