diff --git a/src/pk_rsa.c b/src/pk_rsa.c
index b454ac79e2..c102f4ec21 100644
--- a/src/pk_rsa.c
+++ b/src/pk_rsa.c
@@ -3899,7 +3899,7 @@ int wolfSSL_RSA_GenAdd(WOLFSSL_RSA* rsa)
         }
     }
 
-    mp_clear(t);
+    mp_forcezero(t);
 
 #ifdef WOLFSSL_SMALL_STACK
     if (rsa != NULL) {