diff --git a/CMakeLists.txt b/CMakeLists.txt
index 40f5f0af9..8929fc3fc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -303,7 +303,7 @@ add_subdirectory( ifs_samples ) # must come after samples
 # ecbuild_dont_pack( DIRS samples DONT_PACK_REGEX "*.grib" )
 ecbuild_dont_pack( DIRS
      concepts tests.ecmwf doxygen confluence examples.dev templates parameters java
-     config m4 rpms gaussian_experimental gribex examples/F77
+     perl config m4 rpms gaussian_experimental gribex examples/F77
      examples/extra examples/deprecated bamboo fortran/fortranCtypes tigge/tools
      share/eccodes  .settings
 )