diff --git a/Dockerfile b/Dockerfile
index 6acc65c..8682454 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -80,7 +80,8 @@ RUN apk --no-cache add \
     lua \
     lua-rapidjson \
     curl \
-    inotify-tools
+    inotify-tools \
+    libssl3
 
 RUN addgroup -g 150 dovecot
 RUN adduser -u 140 -h /dev/null -H -s /sbin/nologin -D -G dovecot dovecot