diff --git a/src/eval.c b/src/eval.c
index d460a83..33b1947 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -12090,7 +12090,7 @@
 #ifdef FEAT_SEARCHPATH
 	"file_in_path",
 #endif
-#if (defined(UNIX) && !defined(USE_SYSTEM)) || defined(WIN3264)
+#ifdef FEAT_FILTERPIPE
 	"filterpipe",
 #endif
 #ifdef FEAT_FIND_ID