diff --git a/client/CMakeLists.txt b/client/CMakeLists.txt
index e7755f4..7f35eec 100644
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@@ -22,8 +22,7 @@ add_subdirectory( pics )
 tde_add_kpart( twin_fahrenheit AUTOMOC
 
   SOURCES
-    fahrenheitclient.cc
-    fahrenheitclient.h
+    fahrenheitclient.cpp
   LINK
     tdecore-shared
     tdeui-shared
diff --git a/client/fahrenheitclient.cc b/client/fahrenheitclient.cpp
similarity index 100%
rename from client/fahrenheitclient.cc
rename to client/fahrenheitclient.cpp