diff --git a/Ladybird/ImageDecoder/CMakeLists.txt b/Ladybird/ImageDecoder/CMakeLists.txt
index ac506d5a8c..861932e326 100644
--- a/Ladybird/ImageDecoder/CMakeLists.txt
+++ b/Ladybird/ImageDecoder/CMakeLists.txt
@@ -1,5 +1,9 @@
 set(IMAGE_DECODER_SOURCE_DIR ${SERENITY_SOURCE_DIR}/Userland/Services/ImageDecoder)
 
+set(CMAKE_AUTOMOC OFF)
+set(CMAKE_AUTORCC OFF)
+set(CMAKE_AUTOUIC OFF)
+
 set(IMAGE_DECODER_SOURCES
     ${IMAGE_DECODER_SOURCE_DIR}/ConnectionFromClient.cpp
 )