diff --git a/include/mbedtls/pk.h b/include/mbedtls/pk.h
index ded5222..15d1a39 100644
--- a/include/mbedtls/pk.h
+++ b/include/mbedtls/pk.h
@@ -390,7 +390,7 @@
  */
 static inline size_t mbedtls_pk_get_len( const mbedtls_pk_context *ctx )
 {
-    return( ( mbedtls_pk_get_bitlen( ctx ) + 7 ) / 8 );
+    return ( mbedtls_pk_get_bitlen( ctx ) + 7 ) / 8 ;
 }
 
 /**