diff --git a/modules/network/ntp/ntp.Dockerfile b/modules/network/ntp/ntp.Dockerfile
index 1d2a52494..d047770ef 100644
--- a/modules/network/ntp/ntp.Dockerfile
+++ b/modules/network/ntp/ntp.Dockerfile
@@ -21,6 +21,8 @@ ARG MODULE_DIR=modules/network/$MODULE_NAME
 # Set DEBIAN_FRONTEND to noninteractive mode
 ENV DEBIAN_FRONTEND=noninteractive
 
+RUN apt-get update
+
 # Install all necessary packages
 RUN apt-get install -y chrony