diff --git a/userspace/digwatch/lua/parser-smoke.sh b/userspace/digwatch/lua/parser-smoke.sh
index 72326712..ae8e762b 100755
--- a/userspace/digwatch/lua/parser-smoke.sh
+++ b/userspace/digwatch/lua/parser-smoke.sh
@@ -38,6 +38,7 @@ good "not (not (a))"
 good "not (a.b=1)"
 good "not (a.a exists)"
 good "not a"
+good "a.b = 1 and not a"
 good "not not a"
 good "(not not a)"
 good "not a.b=1"