diff --git a/src/core/file_sys/partition_filesystem.h b/src/core/file_sys/partition_filesystem.h
index 7c7a75816c..be7bc32a87 100644
--- a/src/core/file_sys/partition_filesystem.h
+++ b/src/core/file_sys/partition_filesystem.h
@@ -13,7 +13,7 @@
 #include "core/file_sys/vfs.h"
 
 namespace Loader {
-enum class ResultStatus;
+enum class ResultStatus : u16;
 }
 
 namespace FileSys {
diff --git a/src/core/file_sys/program_metadata.h b/src/core/file_sys/program_metadata.h
index 06a7315db4..74a91052b9 100644
--- a/src/core/file_sys/program_metadata.h
+++ b/src/core/file_sys/program_metadata.h
@@ -13,7 +13,7 @@
 #include "partition_filesystem.h"
 
 namespace Loader {
-enum class ResultStatus;
+enum class ResultStatus : u16;
 }
 
 namespace FileSys {
diff --git a/src/core/loader/loader.cpp b/src/core/loader/loader.cpp
index 2f5bfc67cd..1f2f315358 100644
--- a/src/core/loader/loader.cpp
+++ b/src/core/loader/loader.cpp
@@ -126,7 +126,7 @@ constexpr std::array<const char*, 36> RESULT_MESSAGES{
 };
 
 std::string GetMessageForResultStatus(ResultStatus status) {
-    return GetMessageForResultStatus(static_cast<size_t>(status));
+    return GetMessageForResultStatus(static_cast<u16>(status));
 }
 
 std::string GetMessageForResultStatus(u16 status) {
diff --git a/src/core/loader/loader.h b/src/core/loader/loader.h
index cfdadbee3b..2853635492 100644
--- a/src/core/loader/loader.h
+++ b/src/core/loader/loader.h
@@ -56,7 +56,7 @@ FileType GuessFromFilename(const std::string& name);
 std::string GetFileTypeString(FileType type);
 
 /// Return type for functions in Loader namespace
-enum class ResultStatus {
+enum class ResultStatus : u16 {
     Success,
     ErrorAlreadyLoaded,
     ErrorNotImplemented,