diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index e567e63..78318cb 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -554,7 +554,7 @@
         return( 0 );
     }
 
-    return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
+    return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
 }
 
 static int uecc_eckey_can_do( mbedtls_pk_type_t type )