diff --git a/ReadMe.md b/ReadMe.md
index b29e683..317395c 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -18,3 +18,11 @@ cp searchanddisplace-ingest/.env.example searchanddisplace-ingest/.env
 - SD_INGEST_URL:  http://search-and-display-ingest
 - WEBHOOK_CORE_URL=http://search-and-display-core
 
+4. How to upgrade?
+```
+git -C searchanddisplace-core checkout master && \
+git -C searchanddisplace-ingest checkout master && \
+git -C searchanddisplace-core pull && \
+git -C searchanddisplace-ingest pull && \
+docker-compose up -d --build
+```
\ No newline at end of file