diff --git a/debian/rules b/debian/rules
index f63f41c..8793349 100644
--- a/debian/rules
+++ b/debian/rules
@@ -6,7 +6,7 @@
 export DH_VERBOSE=1
 
 # This is the debhelper compatibility version to use.
-export DH_COMPAT=4
+export DH_COMPAT=9
 
 CFLAGS = -g
 ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
--
libgit2 0.21.2