diff --git a/src/cos_api.cpp b/src/cos_api.cpp
index 2223e21..7abe5ac 100644
--- a/src/cos_api.cpp
+++ b/src/cos_api.cpp
@@ -54,7 +54,7 @@ void CosAPI::CosUInit() {
             delete g_threadpool;
             g_threadpool = NULL;
         }
-
+        Poco::Net::uninitializeSSL();
         s_init = false;
     }
 }