diff --git a/tests/api.c b/tests/api.c
index a37b880fd..71a2b0ee7 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -63332,10 +63332,12 @@ static int test_various_pathlen_chains(void)
 #endif /* NO_WOLFSSL_CLIENT && NO_WOLFSSL_SERVER */
     ExpectIntEQ(wolfSSL_CertManagerUnloadCAs(cm), WOLFSSL_SUCCESS);
     wolfSSL_CertManagerFree(cm);
+    cm = NULL;
 
     ExpectNotNull(cm = wolfSSL_CertManagerNew());
     ExpectIntEQ(wolfSSL_CertManagerUnloadCAs(cm), WOLFSSL_SUCCESS);
     wolfSSL_CertManagerFree(cm);
+    cm = NULL;
 
     /* Test chain J (Again only first ICA has pathLen set and it's set to 2,
      * this time followed by 3 ICA's, should fail */
@@ -63343,6 +63345,7 @@ static int test_various_pathlen_chains(void)
     ExpectIntLT(test_chainJ(cm), 0);
     ExpectIntEQ(wolfSSL_CertManagerUnloadCAs(cm), WOLFSSL_SUCCESS);
     wolfSSL_CertManagerFree(cm);
+    cm = NULL;
 
     ExpectNotNull(cm = wolfSSL_CertManagerNew());
     ExpectIntEQ(wolfSSL_CertManagerUnloadCAs(cm), WOLFSSL_SUCCESS);