diff --git a/builder/build.Dockerfile b/builder/build.Dockerfile
index 16fb1122..adeacf6a 100644
--- a/builder/build.Dockerfile
+++ b/builder/build.Dockerfile
@@ -15,7 +15,7 @@ ARG TOOLS_IMAGE=${REGISTRY}${PREFIX}perfspect-tools:${TAG}
 FROM ${TOOLS_IMAGE} AS tools
 
 # STAGE 2 - image contains perfspect's Go components build environment
-FROM golang:1.26.2@sha256:2a2b4b5791cea8ae09caecba7bad0bd9631def96e5fe362e4a5e67009fe4ae61
+FROM golang:1.26.3@sha256:efaccb5b497e90df3ebe5216cc25cd9f98e73874e2d638b56e38d4a3f098c41c
 # install system dependencies
 RUN apt-get update && apt-get install -y jq
 # allow git to operate in the mounted repository regardless of the user
@@ -36,4 +36,4 @@ WORKDIR /tmp/deps
 COPY go.mod go.sum ./
 RUN go mod download
 
-WORKDIR /
\ No newline at end of file
+WORKDIR /
diff --git a/tools/build.Dockerfile b/tools/build.Dockerfile
index 4030e0f3..cd6ce7e9 100644
--- a/tools/build.Dockerfile
+++ b/tools/build.Dockerfile
@@ -15,7 +15,7 @@ ENV http_proxy=${http_proxy}
 ENV https_proxy=${https_proxy}
 ENV LANG=en_US.UTF-8
 ARG DEBIAN_FRONTEND=noninteractive
-ARG GO_VERSION=1.26.2
+ARG GO_VERSION=1.26.3
 
 # install minimum packages to add repositories
 RUN success=false; \