diff --git a/.github/workflows/ci-mac.yml b/.github/workflows/ci-mac.yml
index 5d1c5da8..975e96f0 100644
--- a/.github/workflows/ci-mac.yml
+++ b/.github/workflows/ci-mac.yml
@@ -33,8 +33,7 @@ jobs:
           - os: macos-15
             arch: M1
     env:
-        MACOSX_DEPLOYMENT_TARGET: 13.3
-        HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK: 1 # Prevent brew updates in the ccache setup step (~2GB download ...)
+        MACOSX_DEPLOYMENT_TARGET: 15.3
 
     steps:
         # nproc is used to determine the number of parallel jobs
@@ -44,16 +43,12 @@ jobs:
       - name: Check out Git repository
         run: cd .. && git clone https://github.com/evo-lua/evo-runtime --recursive --jobs=$(nproc)
 
-      - name: Set up ccache
-        uses: hendrikmuhs/ccache-action@v1.2
-
       - name: Install Ninja
         run: brew install ninja
 
       - name: Configure environment
         run: |
-          echo "CC=ccache gcc" >> $GITHUB_ENV
-          echo "CXX=ccache g++" >> $GITHUB_ENV
+          echo | clang -dM -E - | grep __apple_build_version__
       - name: Build luajit
         run: deps/luajit-unixbuild.sh && ls ninjabuild-unix
 
diff --git a/BuildTools/BuildTarget.lua b/BuildTools/BuildTarget.lua
index 98e1a2d2..ceefaed1 100644
--- a/BuildTools/BuildTarget.lua
+++ b/BuildTools/BuildTarget.lua
@@ -175,8 +175,7 @@ function BuildTarget:ProcessLuaSources()
 	local objectFiles = self.objectFiles
 
 	for index, luaSourceFilePath in ipairs(self.luaSources) do
-		local outputFile =
-			string.format("%s/%s.%s", self.BUILD_DIR, luaSourceFilePath, ".cpp")
+		local outputFile = string.format("%s/%s.%s", self.BUILD_DIR, luaSourceFilePath, "c")
 		ninjaFile:AddBuildEdge(outputFile, "bcsave " .. luaSourceFilePath)
 		table.insert(objectFiles, outputFile)
 	end
diff --git a/BuildTools/NinjaBuildTools.lua b/BuildTools/NinjaBuildTools.lua
index cbf60c62..187bee86 100644
--- a/BuildTools/NinjaBuildTools.lua
+++ b/BuildTools/NinjaBuildTools.lua
@@ -23,15 +23,15 @@ local C_BuildTools = {
 		CPP_COMPILER = "g++",
 		COMPILER_FLAGS_CPP = DEFAULT_COMPILER_FLAGS
 			.. " -std=c++20"
-			.. (isMacOS and " -Wl,-ld64 -Wl,-no_deduplicate" or ""),
+			.. (isMacOS and " -Wl,-ld_classic -Wl,-no_deduplicate" or ""),
 		-- Forced ObjC compilation should be removed once glfw3webgpu is merged into the GLFW core library
 		COMPILER_FLAGS_C = DEFAULT_COMPILER_FLAGS
 			.. " -std=c11"
-			.. (isMacOS and " -ObjC -Wl,-ld64 -Wl,-no_deduplicate" or ""),
+			.. (isMacOS and " -ObjC -Wl,-ld_classic -Wl,-no_deduplicate" or ""),
 		C_LINKER = "gcc",
 		CPP_LINKER = "g++",
 		-- Must export the entry point of bytecode objects so that LuaJIT can load them via require()
-		LINKER_FLAGS = isWindows and "-Wl,--export-all-symbols" or "-rdynamic -no_deduplicate -ld64",
+		LINKER_FLAGS = isWindows and "-Wl,--export-all-symbols" or "-rdynamic -no_deduplicate -Wl,-ld_classic",
 		C_ARCHIVER = "ar",
 		CPP_ARCHIVER = "ar",
 		ARCHIVER_FLAGS = "-rcs",