diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8a8235b..69fbf1e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,10 +1,10 @@
 cmake_minimum_required(VERSION 3.10)
 project(logiops)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
-set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 -Wall")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 -Wall -Wextra")
 
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-add_subdirectory(src/logid)
\ No newline at end of file
+add_subdirectory(src/logid)
diff --git a/src/logid/Actions.h b/src/logid/Actions.h
index fe5b5d7..b5927ea 100644
--- a/src/logid/Actions.h
+++ b/src/logid/Actions.h
@@ -37,6 +37,8 @@ class Device;
 class ButtonAction
 {
 public:
+    virtual ~ButtonAction() = default;
+
     Action type;
     virtual ButtonAction* copy(Device* dev) = 0;
     virtual void press() = 0;
@@ -136,4 +138,4 @@ private:
     int dpi_inc;
 };
 
-#endif //ACTIONS_H
\ No newline at end of file
+#endif //ACTIONS_H