diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index f69f00b..36a9f6e 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -188,9 +188,10 @@ add_executable(MassBuilderSaveTool WIN32
 )
 
 if(CMAKE_BUILD_TYPE STREQUAL Debug)
-    add_compile_definitions(SAVETOOL_DEBUG_BUILD)
+    target_compile_definitions(Logger PRIVATE SAVETOOL_DEBUG_BUILD)
+    target_compile_definitions(MassBuilderSaveTool PRIVATE SAVETOOL_DEBUG_BUILD)
 endif()
-add_compile_definitions(
+target_compile_definitions(MassBuilderSaveTool PRIVATE
     SAVETOOL_VERSION="${SAVETOOL_PROJECT_VERSION}"
     SAVETOOL_CODENAME="Enigmatic Ellenier"
     SUPPORTED_GAME_VERSION="0.9.x"