diff --git a/dlls/crypt32/chain.c b/dlls/crypt32/chain.c
index cd70d499b16..f52ac0c3c63 100644
--- a/dlls/crypt32/chain.c
+++ b/dlls/crypt32/chain.c
@@ -304,7 +304,7 @@ static BOOL CRYPT_AddCertToSimpleChain(PCertificateChainEngine engine,
                 chain->rgpElement[chain->cElement - 2]->TrustStatus.dwInfoStatus
                  = subjectInfoStatus;
             /* FIXME: initialize the rest of element */
-            if (chain->cElement % engine->CycleDetectionModulus)
+            if (!(chain->cElement % engine->CycleDetectionModulus))
                 CRYPT_CheckSimpleChainForCycles(chain);
             CRYPT_CombineTrustStatus(&chain->TrustStatus,
              &element->TrustStatus);