diff --git a/lib/php/test/Makefile.am b/lib/php/test/Makefile.am
index 00d51f6..1e534ca 100644
--- a/lib/php/test/Makefile.am
+++ b/lib/php/test/Makefile.am
@@ -41,6 +41,9 @@
 
 distclean-local:
 
+distdir:
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
 clean-local:
 	$(RM) -r ./Resources/packages
 	$(RM) test-log-junit.xml