diff --git a/dappnode_package.json b/dappnode_package.json
index 588dc14..0f9f958 100644
--- a/dappnode_package.json
+++ b/dappnode_package.json
@@ -33,7 +33,7 @@
     {
       "arg": "ALEPHIUM_VERSION",
       "repo": "alephium/alephium",
-      "version": "v4.5.3"
+      "version": "v4.5.5"
     },
     {
       "arg": "ALEPHIUM_BACKEND_VERSION",
diff --git a/docker-compose.yml b/docker-compose.yml
index ef919e6..5e7d95a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,7 +5,7 @@ services:
     build:
       context: alephium
       args:
-        ALEPHIUM_VERSION: v3.3.7
+        ALEPHIUM_VERSION: v4.5.5
     restart: unless-stopped
     ports:
       - 9973:9973/tcp