diff --git a/src/ssl.c b/src/ssl.c
index 1167a4f57..0307b4e7c 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -55873,20 +55873,29 @@ void wolfSSL_set_psk_use_session_callback(WOLFSSL* ssl,
     (void)ssl;
     (void)cb;
 }
+#endif /* NO_WOLFSSL_STUB */
 /**
  * Determine whether a WOLFSSL_SESSION object can be used for resumption
  * @param s  a pointer to WOLFSSL_SESSION structure
- * @return return 1 if session is resumable, 
- *              otherwise 0 (currently always 0 with stub)
+ * @return return 1 if session is resumable, otherwise 0.
  */
 int wolfSSL_SESSION_is_resumable(const WOLFSSL_SESSION *s)
 {
-    WOLFSSL_STUB("wolfSSL_SESSION_is_resumable");
-    (void)s;
+    if (s == NULL)
+        return 0;
+
+    #ifdef HAVE_SESSION_TICKET
+    if (s->ticketLen > 0)
+        return 1;
+    #endif
+
+    if (s->sessionIDSz > 0)
+        return 1;
+
     return 0;
 }
 
-#endif /* NO_WOLFSSL_STUB */
+
 
 /**
  * free allocated memory resouce
diff --git a/tests/api.c b/tests/api.c
index 15fe861b7..cc74b242e 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -32946,11 +32946,13 @@ static void test_wolfSSL_SESSION(void)
 
     sess = wolfSSL_get_session(ssl);
         
-    /* STUB */
+
     #if defined(OPENSSL_EXTRA)
-    AssertIntEQ(SSL_SESSION_is_resumable(sess), 0);
+    AssertIntEQ(SSL_SESSION_is_resumable(NULL), 0);
+    AssertIntEQ(SSL_SESSION_is_resumable(sess), 1);
     #else
-    AssertIntEQ(wolfSSL_SESSION_is_resumable(sess), 0);
+    AssertIntEQ(wolfSSL_SESSION_is_resumable(NULL), 0);
+    AssertIntEQ(wolfSSL_SESSION_is_resumable(sess), 1);
     #endif
     
     wolfSSL_shutdown(ssl);