diff --git a/debian/changelog b/debian/changelog
index 12d93caa..cf400c2c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+notmuch (0.33-2) unstable; urgency=medium
+
+  * Disable two flaky tests in T590-libconfig.
+
+ -- David Bremner <bremner@debian.org>  Sat, 04 Sep 2021 11:29:44 -0700
+
 notmuch (0.33-1) unstable; urgency=medium
 
   * New upstream release
diff --git a/debian/rules b/debian/rules
index fa0551a9..1d25f9c3 100755
--- a/debian/rules
+++ b/debian/rules
@@ -16,7 +16,7 @@ override_dh_auto_configure:
 		--localstatedir=/var
 
 override_dh_auto_test:
-	dh_auto_test -- V=1
+	dh_auto_test -- V=1 NOTMUCH_SKIP_TESTS="libconfig.18 libconfig.31"
 
 override_dh_auto_build:
 	dh_auto_build -- V=1