diff --git a/LCU/PPSTune/CMakeLists.txt b/LCU/PPSTune/CMakeLists.txt
index e70eac3a4392d43a2c914667d75ff52bdc246b86..0337b6dccebed187584b034908b3db8d5f158464 100644
--- a/LCU/PPSTune/CMakeLists.txt
+++ b/LCU/PPSTune/CMakeLists.txt
@@ -5,9 +5,12 @@ lofar_package(PPSTune 1.0)
 add_subdirectory(ppstune)
 
 # Install files matching regex pattern in current directory and below
+# Omit directories test and testdata from install
+
 install(DIRECTORY . 
   DESTINATION sbin
   USE_SOURCE_PERMISSIONS
   FILES_MATCHING REGEX "\\.(py|sh)$"
-  PATTERN ".svn" EXCLUDE)
+  PATTERN ".svn" EXCLUDE
+  PATTERN "test*" EXCLUDE)