diff --git a/bakara/premake5.lua b/bakara/premake5.lua
index d2f3e05..5f32637 100644
--- a/bakara/premake5.lua
+++ b/bakara/premake5.lua
@@ -23,4 +23,35 @@ project "bakara"
     links 
     {
         "glm"
+    }
+
+filter "configurations:Debug"
+    defines 
+    { 
+        "BK_DEBUG",
+        "DEBUG"
+    }
+    runtime "Debug"
+    symbols "on"
+
+
+filter "configurations:Release"
+    defines 
+    { 
+        "BK_RELEASE",
+        "NDEBUG"
+    }
+    runtime "Release"
+    optimize "on"
+
+filter "system:windows"
+    defines 
+    { 
+        "BK_PLATFORM_WINDOWS" 
+    }
+
+filter "system:linux"
+    defines 
+    { 
+        "BK_PLATFORM_LINUX" 
     }
\ No newline at end of file
diff --git a/premake5.lua b/premake5.lua
index 9fdc26e..e45a3ed 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -3,6 +3,11 @@ workspace "Bakara"
     configurations { "Debug", "Release" }
     startproject "sandbox"
 
+    flags
+	{
+		"MultiProcessorCompile"
+	}
+
 outputdir = "%{cfg.system}-%{cfg.architecture}-%{cfg.buildcfg}"
 
 IncludeDirs = {}
diff --git a/sandbox/premake5.lua b/sandbox/premake5.lua
index b982f86..1a610bd 100644
--- a/sandbox/premake5.lua
+++ b/sandbox/premake5.lua
@@ -7,7 +7,6 @@ project "sandbox"
 
     targetdir("%{wks.location}/bin/" .. outputdir .. "/%{prj.name}")
     objdir("%{wks.location}/bin-int/" .. outputdir .. "/%{prj.name}")
-
     files 
     {
         "src/**.h",
@@ -25,3 +24,35 @@ project "sandbox"
     {
         "bakara"
     }
+
+
+filter "configurations:Debug"
+    defines 
+    { 
+        "BK_DEBUG",
+        "DEBUG"
+    }
+    runtime "Debug"
+    symbols "on"
+
+
+filter "configurations:Release"
+    defines 
+    { 
+        "BK_RELEASE",
+        "NDEBUG"
+    }
+    runtime "Release"
+    optimize "on"
+
+filter "system:windows"
+    defines 
+    { 
+        "BK_PLATFORM_WINDOWS" 
+    }
+
+filter "system:linux"
+    defines 
+    { 
+        "BK_PLATFORM_LINUX" 
+    }