diff --git a/Dist/launch-scripts.nix b/Dist/launch-scripts.nix
index e616d7145a..27b54d6e8b 100644
--- a/Dist/launch-scripts.nix
+++ b/Dist/launch-scripts.nix
@@ -30,10 +30,10 @@
 	 * call as `redirect-output-to-files /target/stdout.txt /target/stderr.txt /path/to/bin arg1 arg2...`
 	 */
 	redirectOutputToFiles = writeShellScript "redirect-output-to-files" ''
-		mktemp='${lib.getBin mktemp}/bin/mktemp'
+		mktemp='${lib.getExe' mktemp "mktemp"}'
 		o="$("$mktemp" -u)"
 		e="$("$mktemp" -u)"
-		'${lib.getBin mkfifo}/bin/mkfifo' "$o" "$e"
+		'${lib.getExe' mkfifo "mkfifo"}' "$o" "$e"
 		tee "$1" <"$o" &
 		shift
 		tee "$1" <"$e" | sed "s/.*/$(tput setaf 1)&$(tput sgr0)/" >&2 &
@@ -112,7 +112,7 @@
 		fi
 		printf "(capturing output in %s/EmuHawkMono_last*.txt)\n" "$PWD" >&2
 		exec '${redirectOutputToFiles}' EmuHawkMono_laststdout.txt EmuHawkMono_laststderr.txt \
-			'${lib.getBin bizhawkAssemblies.mono}/bin/mono'${monoProfilerFlag} \
+			'${lib.getExe bizhawkAssemblies.mono}'${monoProfilerFlag} \
 				"$mainAppPath" --config=config.json "$@"
 	'';
 in {
@@ -137,7 +137,7 @@ in {
 		${if profileManagedCalls == false then "" else ''printf "Will write profiling results to %s/*.mlpd\n" "$PWD"
 		''}export MONO_PATH="$BIZHAWK_HOME/dll"
 		${lib.optionalString (!debugPInvokes) "# "}export MONO_LOG_LEVEL=debug MONO_LOG_MASK=dll # pass `--arg debugPInvokes true` to nix-build to enable
-		exec '${lib.getBin bizhawkAssemblies.mono}/bin/mono'${monoProfilerFlag} \
+		exec '${lib.getExe bizhawkAssemblies.mono}'${monoProfilerFlag} \
 			"$BIZHAWK_HOME/DiscoHawk.exe" "$@"
 	'';
 	emuhawkNonNixOS = writeShellScript "emuhawk-mono-wrapper-non-nixos" ''exec '${nixGL}/bin/nixGL' '${emuhawk}' "$@"'';
diff --git a/default.nix b/default.nix
index bf57ad7435..21eda89f9f 100644
--- a/default.nix
+++ b/default.nix
@@ -114,7 +114,7 @@ in {
 			git
 			gnome-themes-extra gtk2-x11 libgdiplus libGL lua openal SDL2 udev zstd
 			buildConfig doCheck extraDefines extraDotnetBuildFlags;
-		mono = if mono != null
+		mono = lib.recursiveUpdate { meta.mainProgram = "mono"; } (if mono != null
 			then mono # allow older Mono if set explicitly
 			else if isVersionAtLeast "6.12.0.151" pkgs.mono.version
 				then pkgs.mono
@@ -122,7 +122,7 @@ in {
 					(import (fetchzip {
 						url = "https://github.com/NixOS/nixpkgs/archive/23.05.tar.gz";
 						hash = "sha512-REPJ9fRKxTefvh1d25MloT4bXJIfxI+1EvfVWq644Tzv+nuq2BmiGMiBNmBkyN9UT5fl2tdjqGliye3gZGaIGg==";
-					}) { inherit system; }).mono;
+					}) { inherit system; }).mono);
 		monoBasic = fetchzip {
 			url = "https://download.mono-project.com/repo/debian/pool/main/m/mono-basic/libmono-microsoft-visualbasic10.0-cil_4.7-0xamarin3+debian9b1_all.deb";
 			nativeBuildInputs = [ dpkg ];