diff --git a/server/pkcs11_key_store.cc b/server/pkcs11_key_store.cc
index bb9ffa2..58a6cbd 100644
--- a/server/pkcs11_key_store.cc
+++ b/server/pkcs11_key_store.cc
@@ -590,7 +590,7 @@
                                            const std::string& key_prefix,
                                            const std::string& key_name,
                                            CK_OBJECT_HANDLE object_handle) {
-  if (StartsWithASCII(key_name, key_prefix, true /*case_sensitive*/)) {
+  if (base::StartsWithASCII(key_name, key_prefix, true /*case_sensitive*/)) {
     if (C_DestroyObject(session_handle, object_handle) != CKR_OK) {
       LOG(ERROR) << "C_DestroyObject failed.";
       return false;