diff --git a/ktx b/ktx
index e358801..45bde16 100644
--- a/ktx
+++ b/ktx
@@ -7,7 +7,8 @@ _create_file_and_switch() {
     NAMESPACE=${2}
     FILENAME="$HOME/.kube/ktx/${CONTEXT}_${NAMESPACE}.conf"
     KUBECONFIG= kubectl config view --minify --flatten --context ${CONTEXT} > ${FILENAME}
-    chmod o-rwx ${FILENAME}
+    # Only the user is allowed to read and write
+    chmod u=rw,go-rwx ${FILENAME}
     export KUBECONFIG=${FILENAME}
     kubectl config set-context --current --namespace=${NAMESPACE}
     ln -sf  ${FILENAME} ${CUR_FILE}