diff --git a/compiler/sigmatch.nim b/compiler/sigmatch.nim
index 19ceb61cac..7187103e57 100644
--- a/compiler/sigmatch.nim
+++ b/compiler/sigmatch.nim
@@ -1902,7 +1902,7 @@ proc userConvMatch(c: PContext, m: var TCandidate, f, a: PType,
         result = newDeref(result)
 
       inc(m.convMatches)
-      if m.genericConverter == false:
+      if not m.genericConverter:
         m.genericConverter = srca == isGeneric or destIsGeneric
       return result