diff --git a/src/CallRPC.cpp b/src/CallRPC.cpp
index 519b07f7e5..dc2dbe8ee7 100644
--- a/src/CallRPC.cpp
+++ b/src/CallRPC.cpp
@@ -52,7 +52,7 @@ int commandLineRPC(const std::vector<std::string>& vCmd)
 	int nRet = 0;
 	try
 	{
-		if (!vCmd.size()) return 1;
+		if (vCmd.empty()) return 1;
 
 		std::string strMethod = vCmd[0];
 
diff --git a/src/key.h b/src/key.h
index add1e39b51..b9fcd775cb 100644
--- a/src/key.h
+++ b/src/key.h
@@ -31,7 +31,7 @@
 
 int static inline EC_KEY_regenerate_key(EC_KEY *eckey, BIGNUM *priv_key)
 {
-	int ok = 0;
+	int okay = 0;
 	BN_CTX *ctx = NULL;
 	EC_POINT *pub_key = NULL;
 
@@ -54,7 +54,7 @@ int static inline EC_KEY_regenerate_key(EC_KEY *eckey, BIGNUM *priv_key)
 	EC_KEY_set_private_key(eckey, priv_key);
 	EC_KEY_set_public_key(eckey, pub_key);
 
-	ok = 1;
+	okay = 1;
 
 err:
 
@@ -63,7 +63,7 @@ err:
 	if (ctx != NULL)
 		BN_CTX_free(ctx);
 
-	return(ok);
+	return (okay);
 }