diff --git a/src/include/config.h.in b/src/include/config.h.in
index 495344b88d7..c0f56a2ac09 100644
--- a/src/include/config.h.in
+++ b/src/include/config.h.in
@@ -264,7 +264,7 @@
  * search.
  * For further information see README.GEQO <utesch@aut.tu-freiberg.de>.
  */
-#define GEQO /* backend/optimizer/path/allpaths.c */
+/*#define GEQO */ /* backend/optimizer/path/allpaths.c */