diff --git a/debian/changelog b/debian/changelog
index 7306b5681..f6baba3a4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,9 @@
 cmake (3.9.3-1) UNRELEASED; urgency=medium
 
   * New upstream release.
+  * Increase test timeout to 2000s.
+    - Hopefully this gives slow buildds enough time to run the Qt5Autogen test.
+      (Closes: #876378)
 
  -- Felix Geyer <fgeyer@debian.org>  Thu, 21 Sep 2017 19:04:21 +0200
 
diff --git a/debian/rules b/debian/rules
index 984fda7b1..708154208 100755
--- a/debian/rules
+++ b/debian/rules
@@ -50,7 +50,7 @@ override_dh_auto_configure: $(BUILD_FLAGS_FILE)
 	                         $(BOOTSTRAP_PARALLEL) --verbose
 
 override_dh_auto_test:
-	HOME="`pwd`/Build" dh_auto_test --buildsystem=cmake -- ARGS="-E CTestTestUpload"
+	HOME="`pwd`/Build" dh_auto_test --buildsystem=cmake -- ARGS="-E CTestTestUpload --timeout 2000"
 
 override_dh_auto_clean:
 	dh_auto_clean