diff --git a/Dockerfile b/Dockerfile
index cb5937d..1cf6b0e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,6 +10,9 @@ RUN apk add --no-cache \
     && adduser -S -s /sbin/nologin -G keepalived_script -H keepalived_script
 
 COPY keepalived.conf /etc/keepalived/keepalived.conf
+COPY check_apiserver.sh /etc/keepalived/check_apiserver.sh
 COPY init.sh /
-RUN chmod +x /init.sh
+
+RUN chmod +x /init.sh && chmod +x /etc/keepalived/check_apiserver.sh
+
 CMD ["/init.sh"]
diff --git a/Makefile b/Makefile
index 0b09dac..47edd7e 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ shell_build_image = $(OCI_CLI_BUILD) build --platform $(PLATFORM) -t $(REGISTRY_
 	$(OCI_CLI) push $(REGISTRY_IP):5000/$(1);
 
 imageKeepalived:
-	$(call shell_build_image,keepalived)
+	$(call shell_build_image,keepalived-k8s)
 
 ## management
 
diff --git a/check_apiserver.sh b/check_apiserver.sh
new file mode 100644
index 0000000..c2bcc5b
--- /dev/null
+++ b/check_apiserver.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+errorExit() {
+    echo "*** $*" 1>&2
+    exit 1
+}
+
+curl --silent --max-time 2 --insecure https://localhost:6443/ -o /dev/null || errorExit "Error GET https://localhost:6443/"
+if ip addr | grep -q 100.105.163.74; then
+    curl --silent --max-time 2 --insecure https://100.105.163.74:6443/ -o /dev/null || errorExit "Error GET https://100.105.163.74:6443/"
+fi
\ No newline at end of file
diff --git a/keepalived.conf b/keepalived.conf
index 23e7cdc..580c060 100644
--- a/keepalived.conf
+++ b/keepalived.conf
@@ -3,7 +3,7 @@ global_defs {
 }
 
 vrrp_script chk_kube {
-    script /usr/bin/curl --silent --max-time 2 --insecure https://100.105.163.74:6443/ -o /dev/null || echo "*** Error GET https://100.105.163.74:6443/" 1>&2 && exit 1
+    script "/etc/keepalived/check_apiserver.sh"
     interval 2                                          # check every 2 seconds
     weight 2                                            # add n points of prio if OK
 }