diff --git a/CMakeLists.txt b/CMakeLists.txt
index 722938df8..5b276bd90 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -52,6 +52,7 @@ set(plasma_LIB_SRCS
     animations/fade.cpp
     animations/grow.cpp
     animations/slide.cpp
+    animations/pixmaptransition.cpp
     animations/pulser.cpp
     animations/pulsershadow.cpp
     animations/rotation.cpp