diff --git a/tools/aapt2/SdkConstants.cpp b/tools/aapt2/SdkConstants.cpp
index 34e8edb..a7c5479 100644
--- a/tools/aapt2/SdkConstants.cpp
+++ b/tools/aapt2/SdkConstants.cpp
@@ -77,7 +77,7 @@
   return iter->second;
 }
 
-std::optional<ApiVersion> GetDevelopmentSdkCodeNameVersion(const StringPiece& code_name) {
+std::optional<ApiVersion> GetDevelopmentSdkCodeNameVersion(StringPiece code_name) {
   return (sDevelopmentSdkCodeNames.find(code_name) == sDevelopmentSdkCodeNames.end())
              ? std::optional<ApiVersion>()
              : sDevelopmentSdkLevel;