diff --git a/flow/CMakeLists.txt b/flow/CMakeLists.txt
index 6cfd386..aa26352 100644
--- a/flow/CMakeLists.txt
+++ b/flow/CMakeLists.txt
@@ -37,7 +37,8 @@ install( FILES
 ##### other data ################################
 
 install( FILES
-    artsflow.mcoptype artsflow.mcopclass
+    ${CMAKE_CURRENT_BINARY_DIR}/artsflow.mcoptype
+    ${CMAKE_CURRENT_BINARY_DIR}/artsflow.mcopclass
   DESTINATION ${LIB_INSTALL_DIR}/mcop )