--- a/debian/rules	2019-03-13 08:43:02.751269395 +0000
--- b/debian/rules	2019-03-13 08:47:13.658536269 +0000
@@ -3,6 +3,7 @@
 
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
+export SHELL=/bin/bash
 export NODE_PATH=debian/node_modules
 
 %: