chore: use common curl image
diff --git a/images/kubernetes/Earthfile b/images/kubernetes/Earthfile
index 4a11937..d31c1e0 100644
--- a/images/kubernetes/Earthfile
+++ b/images/kubernetes/Earthfile
@@ -1,7 +1,7 @@
 VERSION 0.7
 
 image:
-  FROM curlimages/curl:7.78.0
+  FROM ../curl+image
   ARG TARGETOS
   ARG TARGETARCH
   RUN curl -L "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/${TARGETOS}/${TARGETARCH}/kubectl" -o /tmp/kubectl