diff --git a/ModulithEditor/CMakeLists.txt b/ModulithEditor/CMakeLists.txt
index df25885..053894d 100644
--- a/ModulithEditor/CMakeLists.txt
+++ b/ModulithEditor/CMakeLists.txt
@@ -2,7 +2,7 @@ add_executable(ModulithEditor)
 
 target_sources(ModulithEditor
     PRIVATE
-        src/main.cpp
+        "src/main.cpp"
 )
 
 target_link_libraries(ModulithEditor
diff --git a/ModulithEngine/CMakeLists.txt b/ModulithEngine/CMakeLists.txt
index 2fc2944..8ade7ce 100644
--- a/ModulithEngine/CMakeLists.txt
+++ b/ModulithEngine/CMakeLists.txt
@@ -2,8 +2,12 @@ add_library(ModulithEngine STATIC)
 
 target_sources(ModulithEngine
     PRIVATE
-        src/Engine.cpp
-        # add more cpp files here
+        "src/Engine.cpp"
+)
+
+target_precompile_headers(ModulithEngine
+    PRIVATE
+        "src/mepch.h"
 )
 
 target_include_directories(ModulithEngine
diff --git a/ModulithEngine/src/mepch.h b/ModulithEngine/src/mepch.h
new file mode 100644
index 0000000..74378ea
--- /dev/null
+++ b/ModulithEngine/src/mepch.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#ifdef ME_PLATFORM_WINDOWS
+	#include <Windows.h>
+#endif
\ No newline at end of file