diff --git a/Dockerfile b/Dockerfile
index 0ca1a70..20c328b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,4 +12,6 @@ FROM scratch
 COPY --from=builder /checker-ping /checker-ping
 USER 65534:65534
 EXPOSE 8080
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+  CMD ["/checker-ping", "-healthcheck"]
 ENTRYPOINT ["/checker-ping"]
diff --git a/go.mod b/go.mod
index 650e3e3..5714a0b 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module git.happydns.org/checker-ping
 go 1.25.0
 
 require (
-	git.happydns.org/checker-sdk-go v1.3.0
+	git.happydns.org/checker-sdk-go v1.5.0
 	git.happydns.org/happyDomain v0.7.0
 	github.com/miekg/dns v1.1.72
 	github.com/prometheus-community/pro-bing v0.8.0
diff --git a/go.sum b/go.sum
index d00c58f..c1ed874 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-git.happydns.org/checker-sdk-go v1.3.0 h1:FG2kIhlJCzI0m35EhxSgn4UWc9M4ha6aZTeoChu4l7A=
-git.happydns.org/checker-sdk-go v1.3.0/go.mod h1:aNAcfYFfbhvH9kJhE0Njp5GX0dQbxdRB0rJ0KvSC5nI=
+git.happydns.org/checker-sdk-go v1.5.0 h1:5uD5Cm6xJ+lwnhbJ09iCXGHbYS9zRh+Yh0NeBHkAPBY=
+git.happydns.org/checker-sdk-go v1.5.0/go.mod h1:aNAcfYFfbhvH9kJhE0Njp5GX0dQbxdRB0rJ0KvSC5nI=
 git.happydns.org/happyDomain v0.7.0 h1:NV82/NbcSeRm0+IUZqaK3Vu9Ovl5+vv4AigUJZMdwws=
 git.happydns.org/happyDomain v0.7.0/go.mod h1:5tgkmqFE65kK359rY49V++49wgZ0gco+Gh9X6tbL+bY=
 github.com/bytedance/gopkg v0.1.3 h1:TPBSwH8RsouGCBcMBktLt1AymVo2TVsBVCY4b6TnZ/M=