diff --git a/navicat-patcher/_tmain.cpp b/navicat-patcher/_tmain.cpp
index 9c04043389133fb809b91134935193fb30c489e8..1d203cbe47ee2574b3f670c92b09a9be6c108d94 100644
--- a/navicat-patcher/_tmain.cpp
+++ b/navicat-patcher/_tmain.cpp
@@ -37,7 +37,7 @@ BOOL BackupNavicat(PTSTR NavicatFileName) {
 BOOL ReplaceNavicatPublicKey(HANDLE resUpdater, void* pemPublicKey, size_t length) {
     return UpdateResource(resUpdater,
                           RT_RCDATA,
-                          TEXT("ActivationPubKey"),
+                          TEXT("ACTIVATIONPUBKEY"),
                           MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT),
                           pemPublicKey, length);
 }