diff --git a/tools/Makefile.am b/tools/Makefile.am
index b2af6095b..b15a3c7fb 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -1,6 +1,6 @@
 # tools
 
-dist_pkgdata_DATA = \
+EXTRA_DIST = \
  $(shell find . -maxdepth 2 -name "*.cpp") \
  $(shell find . -maxdepth 2 -name "*.h") \
  $(shell find . -maxdepth 2 -name "*.sln") \