diff --git a/makefile b/makefile
index 450b073..737a920 100644
--- a/makefile
+++ b/makefile
@@ -1,8 +1,12 @@
-all: Program.cs
+$(eval SHELL:=/bin/bash)
+
+all: Program.cs
 	mkdir -p build/
 	nuget restore SteamAuth/SteamAuth/SteamAuth.sln
-	mcs -target:library -out:build/SteamAuth.dll -r:SteamAuth/SteamAuth/packages/Newtonsoft.Json.11.0.1/lib/net45/Newtonsoft.Json.dll SteamAuth/SteamAuth/APIEndpoints.cs SteamAuth/SteamAuth/AuthenticatorLinker.cs SteamAuth/SteamAuth/Confirmation.cs SteamAuth/SteamAuth/SessionData.cs SteamAuth/SteamAuth/SteamGuardAccount.cs SteamAuth/SteamAuth/SteamWeb.cs SteamAuth/SteamAuth/TimeAligner.cs SteamAuth/SteamAuth/UserLogin.cs SteamAuth/SteamAuth/Util.cs SteamAuth/SteamAuth/Properties/AssemblyInfo.cs
-	cp SteamAuth/SteamAuth/packages/Newtonsoft.Json.11.0.1/lib/net45/Newtonsoft.Json.dll build/
+	$(eval NEWTONSOFT_JSON_PATH=$(shell find -name Newtonsoft.Json.dll | grep \/net45\/ | sort -t. -k 1,1n -k 2,2n -k 3,3n -k 4,4n | tail -n 1))
+	echo "NEWTONSOFT_JSON_PATH=$(NEWTONSOFT_JSON_PATH)"
+	mcs -target:library -out:build/SteamAuth.dll -r:$(NEWTONSOFT_JSON_PATH) SteamAuth/SteamAuth/APIEndpoints.cs SteamAuth/SteamAuth/AuthenticatorLinker.cs SteamAuth/SteamAuth/Confirmation.cs SteamAuth/SteamAuth/SessionData.cs SteamAuth/SteamAuth/SteamGuardAccount.cs SteamAuth/SteamAuth/SteamWeb.cs SteamAuth/SteamAuth/TimeAligner.cs SteamAuth/SteamAuth/UserLogin.cs SteamAuth/SteamAuth/Util.cs SteamAuth/SteamAuth/Properties/AssemblyInfo.cs
+	cp $(NEWTONSOFT_JSON_PATH) build/
 	mcs -out:build/steamguard -r:build/SteamAuth.dll -r:build/Newtonsoft.Json.dll -r:/usr/lib/mono/4.5/System.Security.dll Program.cs Manifest.cs AssemblyInfo.cs Utils.cs
 
 run: