diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ab9e2cc..bfda2a0c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -69,6 +69,7 @@ project(
     LANGUAGES CXX
 )
 
+set(CMAKE_DEBUG_POSTFIX d)
 set(${PROJECT_NAME}_VERSION_MAJOR 2)
 set(${PROJECT_NAME}_VERSION_MINOR 2)
 set(${PROJECT_NAME}_VERSION_PATCH 1)