diff --git a/bin/on-changes b/bin/on-changes
deleted file mode 100755
index f93c82d3..00000000
--- a/bin/on-changes
+++ /dev/null
@@ -1,8 +0,0 @@
-#! /usr/bin/env bash
-
-#
-# Prelude
-#
-set -euo pipefail
-
-[[ $(git diff --name-only) == *"$1"* ]]
diff --git a/bin/on-changes-publish-ui b/bin/on-changes-publish-ui
new file mode 100755
index 00000000..02b287f9
--- /dev/null
+++ b/bin/on-changes-publish-ui
@@ -0,0 +1,8 @@
+#! /usr/bin/env bash
+
+#
+# Prelude
+#
+set -euo pipefail
+
+[[ $(git diff --name-only) == *"ui/"* ]] && make -C ui publish | sed '/NPM_TOKEN/d'
diff --git a/circle.yml b/circle.yml
index e2b026d6..d902f72f 100644
--- a/circle.yml
+++ b/circle.yml
@@ -32,7 +32,7 @@ deployment:
     branch: master
     commands:
       - ./bin/docker-login
-      - ./bin/on-changes ui && make -C ui publish | sed '/NPM_TOKEN/d'
+      - ./bin/on-changes-publish-ui
       - make -j2 build | sed '/NPM_TOKEN/d'
       - make -j2 push | sed '/NPM_TOKEN/d'
       - ./bin/deploy