diff --git a/Dockerfile b/Dockerfile
index ad91151..63b074f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM kopia/kopia:0.15.0
+FROM kopia/kopia:0.18
 
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get install -y gnupg2 wget lsb-release