diff --git a/Dockerfile b/Dockerfile
index 84796814..24014834 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM --platform=$BUILDPLATFORM golang:1.26.1-trixie AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.2-trixie@sha256:4a7137ea573f79c86ae451ff05817ed762ef5597fcf732259e97abeb3108d873 AS builder
 ARG TARGETARCH
 
 WORKDIR /workspace