diff --git a/kde-modules/appstreamtest.cmake b/kde-modules/appstreamtest.cmake
index e524bac..8361473 100644
--- a/kde-modules/appstreamtest.cmake
+++ b/kde-modules/appstreamtest.cmake
@@ -1,27 +1,33 @@
-file(READ "${INSTALL_FILES}" out)
-string(REPLACE "\n" ";" out "${out}")
+file(GLOB install_done "${INSTALL_FILES}")
+if (install_done)
+    file(READ "${INSTALL_FILES}" out)
+    string(REPLACE "\n" ";" out "${out}")
+else()
+    message("Not installed yet, skipping")
+    set(out "")
+endif()
 
 set(metadatafiles)
 foreach(file IN LISTS out)
     if(NOT (file MATCHES ".+\\.appdata.xml" OR file MATCHES ".+\\.metainfo.xml"))
         continue()
     endif()
 
     list(APPEND metadatafiles ${file})
 endforeach()
 
 if(metadatafiles)
     set(appstreamcliout "")
     execute_process(COMMAND ${APPSTREAMCLI} validate ${metadatafiles}
         ERROR_VARIABLE appstreamcliout
         OUTPUT_VARIABLE appstreamcliout
         RESULT_VARIABLE result
     )
 
     if(result EQUAL 0)
         set(msgType STATUS)
     else()
         set(msgType FATAL_ERROR)
     endif()
     message(${msgType} ${appstreamcliout})
 endif()