diff --git a/lib/meson.build b/lib/meson.build
index 466df83..3ca7eb5 100644
--- a/lib/meson.build
+++ b/lib/meson.build
@@ -9,7 +9,6 @@ lib_sources = [
   'src/DosQObject.cpp',
   'src/DosQObjectImpl.cpp',
   'src/DosQQuickImageProvider.cpp',
-  'src/OnSlotExecutedHandler.cpp',
 ]
 lib_include_directories = ['include', 'include/Qt']
 lib_pch = ['../pch/lib_pch.h', '../pch/lib_pch.cpp']
@@ -21,4 +20,4 @@ lib = shared_library('DOtherSide',
   version: lib_version,
   soversion:0,
   cpp_pch: lib_pch
-)
\ No newline at end of file
+)