diff --git a/Dockerfile b/Dockerfile
index fa7bd4a..1a58d14 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25.6-bookworm
+FROM golang:1.26rc3-bookworm
 
 # hadolint ignore=DL3027
 RUN apt-get update \