diff --git a/Src/Makefile b/Src/Makefile
index 70887a5..b9c60f0 100644
--- a/Src/Makefile
+++ b/Src/Makefile
@@ -13,9 +13,9 @@ ifeq ($(CONFIG),Debug)
   LIBDIR := ..
   OBJDIR := obj/Debug
   OUTDIR := ../bin
-  CPPFLAGS := $(DEPFLAGS) -D "_CRT_SECURE_NO_DEPRECATE" -D "USE_POPEN=1"
-  CFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -g -Wall
-  CXXFLAGS += $(CFLAGS)
+  CPPFLAGS := $(DEPFLAGS) -D "_CRT_SECURE_NO_DEPRECATE" -D "LUA_USE_POPEN=1"
+  CFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -Wall
+  CXXFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -Wall
   LDFLAGS += -L$(BINDIR) -L$(LIBDIR) -lm
   LDDEPS :=
   RESFLAGS := -D "_CRT_SECURE_NO_DEPRECATE" -D "USE_POPEN=1"
@@ -28,10 +28,10 @@ ifeq ($(CONFIG),Release)
   LIBDIR := ..
   OBJDIR := obj/Release
   OUTDIR := ../bin
-  CPPFLAGS := $(DEPFLAGS) -D "_CRT_SECURE_NO_DEPRECATE" -D "USE_POPEN=1"
-  CFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -Os -Wall
-  CXXFLAGS += $(CFLAGS)
-  LDFLAGS += -L$(BINDIR) -L$(LIBDIR) -s -lm
+  CPPFLAGS := $(DEPFLAGS) -D "_CRT_SECURE_NO_DEPRECATE" -D "LUA_USE_POPEN=1"
+  CFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -Wall
+  CXXFLAGS += $(CPPFLAGS) $(TARGET_ARCH) -Wall
+  LDFLAGS += -L$(BINDIR) -L$(LIBDIR) -lm
   LDDEPS :=
   RESFLAGS := -D "_CRT_SECURE_NO_DEPRECATE" -D "USE_POPEN=1"
   TARGET := premake