diff --git a/example-app/src/main/resources/application.properties b/example-app/src/main/resources/application.properties
index e70cfe88..65c9a43e 100644
--- a/example-app/src/main/resources/application.properties
+++ b/example-app/src/main/resources/application.properties
@@ -1,3 +1,3 @@
-server.port=8081
+server.port=${PORT:8081}
 spring.datasource.url=jdbc:h2:file:./db-scheduler-application/test-db;MODE=PostgreSQL;DATABASE_TO_LOWER=TRUE;DEFAULT_NULL_ORDERING=HIGH
 spring.datasource.driver-class-name=org.h2.Driver
diff --git a/heroku.yml b/heroku.yml
new file mode 100644
index 00000000..17ed7398
--- /dev/null
+++ b/heroku.yml
@@ -0,0 +1,3 @@
+build:
+  docker:
+    web: dockerfile
\ No newline at end of file