diff --git a/UnleashedRecomp/CMakeLists.txt b/UnleashedRecomp/CMakeLists.txt
index 3724a1c8..9f90cd04 100644
--- a/UnleashedRecomp/CMakeLists.txt
+++ b/UnleashedRecomp/CMakeLists.txt
@@ -164,6 +164,7 @@ set(UNLEASHED_RECOMP_INSTALL_CXX_SOURCES
     "install/installer.cpp"
     "install/iso_file_system.cpp"
     "install/memory_mapped_file.cpp"
+    "install/update_checker.cpp"
     "install/xcontent_file_system.cpp"
     "install/xex_patcher.cpp"
     "install/hashes/apotos_shamar.cpp"
diff --git a/UnleashedRecomp/install/update_checker.cpp b/UnleashedRecomp/install/update_checker.cpp
index 9a82e299..6175f8f7 100644
--- a/UnleashedRecomp/install/update_checker.cpp
+++ b/UnleashedRecomp/install/update_checker.cpp
@@ -19,7 +19,7 @@ static const char *USER_AGENT = "UnleashedRecomp-Agent";
 
 static std::atomic<bool> g_updateCheckerInProgress = false;
 static std::atomic<bool> g_updateCheckerFinished = false;
-static UpdateChecker::Result g_updateCheckerResult = UpdateChecker::NotStarted;
+static UpdateChecker::Result g_updateCheckerResult = UpdateChecker::Result::NotStarted;
 
 size_t updateCheckerWriteCallback(void *contents, size_t size, size_t nmemb, std::string *output)
 {
@@ -130,7 +130,6 @@ bool UpdateChecker::start()
 
     g_updateCheckerInProgress = true;
     g_updateCheckerFinished = false;
-    g_updateCheckerResult = InProgress;
     std::thread thread(&updateCheckerThread);
     thread.detach();
 
@@ -145,11 +144,11 @@ UpdateChecker::Result UpdateChecker::check()
     }
     else if (g_updateCheckerInProgress)
     {
-        return UpdateChecker::InProgress;
+        return UpdateChecker::Result::InProgress;
     }
     else
     {
-        return UpdateChecker::NotStarted;
+        return UpdateChecker::Result::NotStarted;
     }
 }
 
diff --git a/UnleashedRecomp/install/update_checker.h b/UnleashedRecomp/install/update_checker.h
index 60fe2a97..484eaaaa 100644
--- a/UnleashedRecomp/install/update_checker.h
+++ b/UnleashedRecomp/install/update_checker.h
@@ -2,7 +2,7 @@
 
 struct UpdateChecker
 {
-    enum Result
+    enum class Result
     {
         NotStarted,
         InProgress,