diff --git a/plugins/app-json/subcommands.go b/plugins/app-json/subcommands.go
index f402dd354..b2f396281 100644
--- a/plugins/app-json/subcommands.go
+++ b/plugins/app-json/subcommands.go
@@ -24,6 +24,6 @@ func CommandReport(appName string, format string, infoFlag string) error {
 
 // CommandSet set or clear a builder property for an app
 func CommandSet(appName string, property string, value string) error {
-	common.CommandPropertySet("builder", appName, property, value, DefaultProperties, GlobalProperties)
+	common.CommandPropertySet("app-json", appName, property, value, DefaultProperties, GlobalProperties)
 	return nil
 }
diff --git a/tests/apps/python/app2.json b/tests/apps/python/app2.json
new file mode 100644
index 000000000..dddcc032b
--- /dev/null
+++ b/tests/apps/python/app2.json
@@ -0,0 +1,8 @@
+{
+  "scripts": {
+    "dokku": {
+      "predeploy": "touch /app/predeploy2.test",
+      "postdeploy": "touch /app/postdeploy.test"
+    }
+  }
+}
diff --git a/tests/unit/app-json.bats b/tests/unit/app-json.bats
index 31d99d365..5e297ed21 100644
--- a/tests/unit/app-json.bats
+++ b/tests/unit/app-json.bats
@@ -151,3 +151,29 @@ teardown() {
   echo "status: $status"
   assert_success
 }
+
+@test "(app-json:set)" {
+  run /bin/bash -c "dokku app-json:set $TEST_APP appjson-path app2.json"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run deploy_app python
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output_contains "touch /app/predeploy2.test"
+
+  run /bin/bash -c "dokku app-json:set $TEST_APP appjson-path"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run /bin/bash -c "dokku ps:rebuild $TEST_APP"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output_contains "touch /app/predeploy.test"
+  assert_output_contains "touch /app/predeploy2.test" 0
+
+}