diff --git a/debian/changelog b/debian/changelog
index 32a49b92..a952b4aa 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+barrier (2.4.0) unstable; urgency=medium
+
+  [ Andrew L. Moore ]
+  * Extend PATH used by `dh_auto_test` to include `guiunittests`.
+
+ -- Andrew L. Moore (Server: elle.slewsys.org) <slewsys@gmail.com>  Wed, 23 Aug 2022 02:25:23 +0000
+
 barrier (2.3.3) UNRELEASED; urgency=medium
 
   [ Aaron Bieber ]
diff --git a/debian/rules b/debian/rules
index 64ddd45f..f96dcf94 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,5 +1,9 @@
 #!/usr/bin/make -f
 
+EXTENDED_PATH := $(PATH):$(shell pwd)/build/bin
+
 %:
 	dh $@ --buildsystem=cmake --builddirectory=build -Pbuild/debian --parallel
 
+override_dh_auto_test:
+	PATH=$(EXTENDED_PATH) dh_auto_test