diff --git a/Dockerfile b/Dockerfile
index 5822844..c61688c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # builder
-FROM golang:1.24-alpine AS builder
+FROM golang:1.25-alpine AS builder
 RUN apk add --no-cache git ca-certificates
 
 WORKDIR /src
diff --git a/Dockerfile.runner b/Dockerfile.runner
index f780a69..78b61a5 100644
--- a/Dockerfile.runner
+++ b/Dockerfile.runner
@@ -1,4 +1,4 @@
-FROM golang:1.24-alpine AS builder
+FROM golang:1.25-alpine AS builder
 
 WORKDIR /src
 
diff --git a/divisor b/divisor
index f8f6dec..ab83099 160000
--- a/divisor
+++ b/divisor
@@ -1 +1 @@
-Subproject commit f8f6decdeb4f195688c49470b605dc23f1451f72
+Subproject commit ab8309974089ce9a0d044af8f5406e38e7ad4941