diff --git a/CMakeLists.txt b/CMakeLists.txt
index 57add3be..30155098 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -30,26 +30,6 @@ if(WIN32)
 endif()
 option(SMW_INSTALL_PORTABLE "Install to a single directory" ${SMW_INSTALL_PORTABLE_DEFAULT})
 
-if (USE_SDL2_LIBS)
-	add_definitions(-DUSE_SDL2)
-
-	if (SDL2_USE_MIXERX)
-		add_definitions(-DSDL2_USE_MIXERX)
-	endif()
-
-	if (SDL2_FORCE_GLES)
-		add_definitions(-DSDL2_FORCE_GLES)
-	endif()
-endif()
-
-if (NO_NETWORK)
-	add_definitions(-DNETWORK_DISABLED)
-endif()
-
-if (USE_PNG_SAVE)
-	add_definitions(-DPNG_SAVE_FORMAT)
-endif()
-
 # Additional CMake search path
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")
 
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 65b9646b..2348052d 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -41,6 +41,21 @@ if (USE_PNG_SAVE AND NOT USE_SDL2_LIBS)
 endif()
 
 
+if (USE_SDL2_LIBS)
+    target_compile_definitions(CommonFiles PUBLIC USE_SDL2)
+
+    if (SDL2_FORCE_GLES)
+        target_compile_definitions(CommonFiles PUBLIC SDL2_FORCE_GLES)
+    endif()
+    if (SDL2_USE_MIXERX)
+        target_compile_definitions(CommonFiles PUBLIC SDL2_USE_MIXERX)
+    endif()
+endif()
+if (USE_PNG_SAVE)
+    target_compile_definitions(CommonFiles PUBLIC PNG_SAVE_FORMAT)
+endif()
+
+
 if(NOT EMSCRIPTEN)
     if (USE_SDL2_LIBS)
         target_link_libraries(CommonFiles
diff --git a/src/smw/CMakeLists.txt b/src/smw/CMakeLists.txt
index 9049505b..0e201c3c 100644
--- a/src/smw/CMakeLists.txt
+++ b/src/smw/CMakeLists.txt
@@ -110,7 +110,9 @@ target_sources(smw PRIVATE
 	ui/MI_NetRoomTeamSelect.cpp
 )
 
-if(NOT NO_NETWORK)
+if(NO_NETWORK)
+	target_compile_definitions(smw PRIVATE NETWORK_DISABLED)
+else()
 	target_sources(smw PRIVATE platform/network/enet/NetworkLayerENet.cpp)
 endif()