diff --git a/mettalog b/mettalog
index abf9631b2f3..bc7b4b30d8f 100755
--- a/mettalog
+++ b/mettalog
@@ -775,7 +775,7 @@ if [[ "$repl_flag" == "true" ]]; then
 fi
 
 if [[ -n "$TIMEOUT" && "$TIMEOUT" -gt 0 ]]; then
-    add_to_list "--timeout==$TIMEOUT" PRE_METTALOG_OPTIONS
+    add_to_list "--timeout=$TIMEOUT" PRE_METTALOG_OPTIONS
 fi