diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 042a5639..3df18adf 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -2,7 +2,7 @@ version: '3'
 services:
 
   bitcoin-core:
-    image: ruimarinho/bitcoin-core
+    image: ruimarinho/bitcoin-core:0.21.1
     container_name: bitcoin-core
     volumes:
       - ~/.bitcoin:/home/bitcoin/.bitcoin