diff --git a/hack/build/Dockerfile b/hack/build/Dockerfile
index dfdf244a..e0a5367e 100644
--- a/hack/build/Dockerfile
+++ b/hack/build/Dockerfile
@@ -2,7 +2,7 @@ ARG ARCH=amd64
 ARG OS=linux
 ARG CGO_ENABLED=0
 # Build the manager binary
-FROM golang:1.25.5 AS builder
+FROM golang:1.26rc2 AS builder
 
 WORKDIR /workspace
 
diff --git a/hack/build/Dockerfile.dl b/hack/build/Dockerfile.dl
index 265c78b9..34951ece 100644
--- a/hack/build/Dockerfile.dl
+++ b/hack/build/Dockerfile.dl
@@ -2,7 +2,7 @@ ARG ARCH=amd64
 ARG OS=linux
 ARG CGO_ENABLED=0
 # Build the manager binary
-FROM golang:1.25.5 AS builder
+FROM golang:1.26rc2 AS builder
 
 WORKDIR /workspace