diff --git a/testing/scripts/recipes/013_strongswan.mk b/testing/scripts/recipes/013_strongswan.mk
index a6a29c1e9..e84d42094 100644
--- a/testing/scripts/recipes/013_strongswan.mk
+++ b/testing/scripts/recipes/013_strongswan.mk
@@ -127,3 +127,5 @@ build: configure
 
 install: build
 	cd $(BUILDDIR) && make -j install
+	# for Python-based updown scripts
+	pip install python-daemon