diff --git a/wolfssl/test.h b/wolfssl/test.h
index 926f1f73e..3a540041a 100644
--- a/wolfssl/test.h
+++ b/wolfssl/test.h
@@ -2970,8 +2970,9 @@ static WC_INLINE word16 GetRandomPort(void)
     /* Generate random port for testing */
     WC_RNG rng;
     if (wc_InitRng(&rng) == 0) {
-        wc_RNG_GenerateBlock(&rng, (byte*)&port, sizeof(port));
-        port |= 0xC000; /* Make sure its in the 49152 - 65535 range */
+        if (wc_RNG_GenerateBlock(&rng, (byte*)&port, sizeof(port)) == 0) {
+            port |= 0xC000; /* Make sure its in the 49152 - 65535 range */
+        }
         wc_FreeRng(&rng);
     }
     (void)rng; /* for WC_NO_RNG case */