diff --git a/docker-compose-generator/docker-fragments/bitcoin-eclair.yml b/docker-compose-generator/docker-fragments/bitcoin-eclair.yml
index 5e3bbab..0c9709a 100644
--- a/docker-compose-generator/docker-fragments/bitcoin-eclair.yml
+++ b/docker-compose-generator/docker-fragments/bitcoin-eclair.yml
@@ -71,7 +71,7 @@ services:
       - eclair_bitcoin
 volumes:
   eclair_bitcoin_datadir:
-    eclair_bitcoin_rtl_datadir:
+  eclair_bitcoin_rtl_datadir:
 
 incompatible:
   - pruning