diff --git a/rust/ql/consistency-queries/ExtractionConsistency.ql b/rust/ql/consistency-queries/ExtractionConsistency.ql
index 26ce4c31ecc..c6e9bcdc2cb 100644
--- a/rust/ql/consistency-queries/ExtractionConsistency.ql
+++ b/rust/ql/consistency-queries/ExtractionConsistency.ql
@@ -12,5 +12,5 @@ query predicate extractionError(ExtractionError ee) {
 }
 
 query predicate extractionWarning(ExtractionWarning ew) {
-  (not exists(ew.getLocation()) or ew.getLocation().fromSource())
+  not exists(ew.getLocation()) or ew.getLocation().fromSource()
 }