diff --git a/services/airlock/Dockerfile b/services/airlock/Dockerfile
index 493b994..5e50fbe 100644
--- a/services/airlock/Dockerfile
+++ b/services/airlock/Dockerfile
@@ -5,7 +5,7 @@ RUN go mod download 2>/dev/null || true
 COPY . .
 RUN CGO_ENABLED=0 go build -o /airlock .
 
-FROM docker.io/library/alpine:3.24.1@sha256:28bd5fe8b56d1bd048e5babf5b10710ebe0bae67db86916198a6eec434943f8b
+FROM docker.io/library/alpine:3.24.3@sha256:be2656061b536c1883c4034790e21d0a09c5aaaf51968b89368a3c0371ea2c9a
 RUN apk add --no-cache ca-certificates
 COPY --from=build /airlock /usr/local/bin/airlock
 USER 65534:65534