diff --git a/with-asar/Makefile b/with-asar/Makefile
index 13d4fa7..804c832 100644
--- a/with-asar/Makefile
+++ b/with-asar/Makefile
@@ -2,21 +2,17 @@
 # for easier manipulation of the build process, so
 # it's worth adding in.
 
-# The name of the resulting ROM file. This will be
-# overwritten by Nix when 'nix build' is called.
-NAME ?= main
-
 ASM=asar
 ASMFLAGS=
 VPATH=src
 
 .PHONY: all
-all: $(NAME).sfc
+all: main.sfc
 
-$(NAME).sfc: main.asm
+main.sfc: main.asm
 	$(ASM) $(ASMFLAGS) $^ $@
 
 # Clean directory
 .PHONY: clean
 clean:
-	rm $(NAME).sfc
+	rm main.sfc
diff --git a/with-asar/flake.nix b/with-asar/flake.nix
index 9ef34cc..773e8b9 100644
--- a/with-asar/flake.nix
+++ b/with-asar/flake.nix
@@ -34,7 +34,7 @@ outputs = { self,
         nativeBuildInputs = [ cmake ];
         configurePhase = "cmake src";
         installPhase = ''
-          install -Dm555 asar/asar-standalone $out/bin/asar
+          install -Dm755 asar/asar-standalone $out/bin/asar
         '';
       };
       mesen-s = stdenv.mkDerivation {
@@ -56,9 +56,9 @@ outputs = { self,
           mono $out/opt/mesen-s/mesen-s "\$@"
           END
 
-          install -Dm555 mesen-s $out/bin/mesen-s
-          install -Dm555 bin/x64/Release/Mesen-S.exe $out/opt/mesen-s/mesen-s
-          install -Dm444 InteropDLL/obj.x64/libMesenSCore.x64.dll $out/lib/libMesenSCore.dll
+          install -Dm755 mesen-s $out/bin/mesen-s
+          install -Dm755 bin/x64/Release/Mesen-S.exe $out/opt/mesen-s/mesen-s
+          install -Dm644 InteropDLL/obj.x64/libMesenSCore.x64.dll $out/lib/libMesenSCore.dll
         '';
 
         preFixup = ''
@@ -76,13 +76,9 @@ outputs = { self,
 
       packages.default = stdenv.mkDerivation {
         inherit pname version;
-
         src = self;
-
         nativeBuildInputs = [ asar ];
-
-        makeFlags = [ "NAME=${pname}" ];
-        installPhase = "install -m444 ${pname}.sfc $out";
+        installPhase = "install -m644 main.sfc $out";
       };
   });
 }