diff --git a/CMakeLists.txt b/CMakeLists.txt
index beab52f..3549845 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -314,37 +314,39 @@ IF(APPLE)
 ENDIF()
 
 # Steamshim
-IF(NOT WIN32)
-	set(STEAMSHIM_SOURCES
-		steamshim_parent/steamshim_parent.cpp
-	)
+IF(STEAM)
+	IF(NOT WIN32)
+		set(STEAMSHIM_SOURCES
+			steamshim_parent/steamshim_parent.cpp
+		)
 
-	include_directories(${STEAMWORKS_PATH}/public)
+		include_directories(${STEAMWORKS_PATH}/public)
 
-	add_definitions(-DGAME_LAUNCH_NAME="${GAME_LAUNCH_NAME}")
+		add_definitions(-DGAME_LAUNCH_NAME="${GAME_LAUNCH_NAME}")
 
-	IF(DEBUG)
-		add_definitions(-DSTEAMSHIM_DEBUG)
-	ENDIF()
+		IF(DEBUG)
+			add_definitions(-DSTEAMSHIM_DEBUG)
+		ENDIF()
 
-	IF(APPLE)
-		link_directories(${STEAMWORKS_PATH}/redistributable_bin/osx32)
-	ELSEIF(WIN32)
-		list(APPEND STEAMSHIM_SOURCES steamshim_parent/resources.rc)
-		link_directories(${STEAMWORKS_PATH}/redistributable_bin/win64)
-		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mwindows")
-	ELSEIF(LINUX)
-		link_directories(${STEAMWORKS_PATH}/redistributable_bin/linux64)
-		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64")
-	ENDIF()
+		IF(APPLE)
+			link_directories(${STEAMWORKS_PATH}/redistributable_bin/osx32)
+		ELSEIF(WIN32)
+			list(APPEND STEAMSHIM_SOURCES steamshim_parent/resources.rc)
+			link_directories(${STEAMWORKS_PATH}/redistributable_bin/win64)
+			set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mwindows")
+		ELSEIF(LINUX)
+			link_directories(${STEAMWORKS_PATH}/redistributable_bin/linux64)
+			set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64")
+		ENDIF()
 
-	add_executable(steamshim
-		${STEAMSHIM_SOURCES}
-	)
+		add_executable(steamshim
+			${STEAMSHIM_SOURCES}
+		)
 
-	IF(WIN32)
-		target_link_libraries(steamshim steam_api64)
-	ELSE()
-		target_link_libraries(steamshim steam_api)
+		IF(WIN32)
+			target_link_libraries(steamshim steam_api64)
+		ELSE()
+			target_link_libraries(steamshim steam_api)
+		ENDIF()
 	ENDIF()
 ENDIF()