diff --git a/game/CMakeLists.txt b/game/CMakeLists.txt
index 5e79e3eb31..009350b124 100644
--- a/game/CMakeLists.txt
+++ b/game/CMakeLists.txt
@@ -71,4 +71,11 @@ add_executable(gk ${RUNTIME_SOURCE})
 # can be used to test other things.
 add_library(runtime ${RUNTIME_SOURCE})
 
-target_link_libraries(gk pthread)
\ No newline at end of file
+
+IF (WIN32)
+  # set stuff for windows
+  target_link_libraries(gk)
+ELSE()
+  # set stuff for other systems
+  target_link_libraries(gk pthread)
+ENDIF()
diff --git a/game/runtime.cpp b/game/runtime.cpp
index 5f8cb3b7a3..7bd2b42b66 100644
--- a/game/runtime.cpp
+++ b/game/runtime.cpp
@@ -4,7 +4,7 @@
  */
 
 #include <io.h>
-#include <third-party\mman.h>
+#include <third-party/mman/mman.h>
 #include <cstring>
 #include <Windows.h>
 
diff --git a/goalc/emitter/CodeTester.cpp b/goalc/emitter/CodeTester.cpp
index 676841797f..c40f6a8d52 100644
--- a/goalc/emitter/CodeTester.cpp
+++ b/goalc/emitter/CodeTester.cpp
@@ -1,4 +1,4 @@
-#include <third-party/mman.h>
+#include <third-party/mman/mman.h>
 #include <cstdio>
 #include "CodeTester.h"
 #include "Instruction.h"
diff --git a/mman.c b/third-party/mman/mman.c
similarity index 100%
rename from mman.c
rename to third-party/mman/mman.c
diff --git a/third-party/mman.h b/third-party/mman/mman.h
similarity index 100%
rename from third-party/mman.h
rename to third-party/mman/mman.h