diff --git a/ssl.c b/ssl.c
index 385353ed..7618c8f7 100644
--- a/ssl.c
+++ b/ssl.c
@@ -1014,13 +1014,13 @@ verify_callback (int preverify_ok, X509_STORE_CTX * ctx)
   msg (D_HANDSHAKE, "VERIFY OK: depth=%d, %s", ctx->error_depth, subject);
 
   session->verified = true;
-  free (subject);
+  OPENSSL_free (subject);
   argv_reset (&argv);
   return 1;			/* Accept connection */
 
  err:
   ERR_clear_error ();
-  free (subject);
+  OPENSSL_free (subject);
   argv_reset (&argv);
   return 0;                     /* Reject connection */
 }
diff --git a/version.m4 b/version.m4
index c04c6cf7..9af265e2 100644
--- a/version.m4
+++ b/version.m4
@@ -1,5 +1,5 @@
 dnl define the OpenVPN version
-define(PRODUCT_VERSION,[2.1.3b])
+define(PRODUCT_VERSION,[2.1.3c])
 dnl define the TAP version
 define(PRODUCT_TAP_ID,[tap0901])
 define(PRODUCT_TAP_WIN32_MIN_MAJOR,[9])