diff --git a/traccar/Dockerfile b/traccar/Dockerfile
index bd886ca..6353652 100755
--- a/traccar/Dockerfile
+++ b/traccar/Dockerfile
@@ -16,7 +16,7 @@ RUN \
     apk add --no-cache \
         mariadb-client=10.4.13-r0 \
         nginx=1.18.0-r0 \
-        nss=3.54-r0 \
+        nss=3.55-r0 \
         openjdk8-jre=8.242.08-r2 \
         xmlstarlet=1.6.1-r0 \
     \