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-rw-r--r--Src/Modules/parameter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Src/Modules/parameter.c b/Src/Modules/parameter.c
index 4e1205ec8..e3fb909ea 100644
--- a/Src/Modules/parameter.c
+++ b/Src/Modules/parameter.c
@@ -279,7 +279,7 @@ setfunction(char *name, char *val, int dis)
 
     val = metafy(val, strlen(val), META_REALLOC);
 
-    prog = parse_string(val);
+    prog = parse_string(val, 1);
 
     if (!prog || prog == &dummy_eprog) {
 	zwarn("invalid function definition", value);