diff --git a/install/verifier.cpp b/install/verifier.cpp
index 3de58e4..02759cd 100644
--- a/install/verifier.cpp
+++ b/install/verifier.cpp
@@ -320,22 +320,21 @@
 
   std::vector<Certificate> result;
 
-  ZipString name;
+  std::string name;
   ZipEntry entry;
   while ((iter_status = Next(cookie, &entry, &name)) == 0) {
     std::vector<uint8_t> pem_content(entry.uncompressed_length);
     if (int32_t extract_status =
             ExtractToMemory(handle, &entry, pem_content.data(), pem_content.size());
         extract_status != 0) {
-      LOG(ERROR) << "Failed to extract " << std::string(name.name, name.name + name.name_length);
+      LOG(ERROR) << "Failed to extract " << name;
       return {};
     }
 
     Certificate cert(0, Certificate::KEY_TYPE_RSA, nullptr, nullptr);
     // Aborts the parsing if we fail to load one of the key file.
     if (!LoadCertificateFromBuffer(pem_content, &cert)) {
-      LOG(ERROR) << "Failed to load keys from "
-                 << std::string(name.name, name.name + name.name_length);
+      LOG(ERROR) << "Failed to load keys from " << name;
       return {};
     }