diff --git a/Makefile b/Makefile
index f04073d6e3f..c7134e3bf2c 100644
--- a/Makefile
+++ b/Makefile
@@ -224,7 +224,7 @@ mimir-build-image/$(UPTODATE): mimir-build-image/*
 # All the boiler plate for building golang follows:
 SUDO := $(shell docker info >/dev/null 2>&1 || echo "sudo -E")
 BUILD_IN_CONTAINER ?= true
-LATEST_BUILD_IMAGE_TAG ?= pr14418-232243bdc8
+LATEST_BUILD_IMAGE_TAG ?= pr14511-bb021fd229
 
 # TTY is parameterized to allow CI and scripts to run builds,
 # as it currently disallows TTY devices.
diff --git a/mimir-build-image/Dockerfile b/mimir-build-image/Dockerfile
index 05b27f60e2c..f1840967140 100644
--- a/mimir-build-image/Dockerfile
+++ b/mimir-build-image/Dockerfile
@@ -58,7 +58,7 @@ RUN GO111MODULE=on \
 	go install github.com/norwoodj/helm-docs/cmd/helm-docs@v1.14.2 && \
 	go install github.com/open-policy-agent/conftest@v0.66.0 && \
 	go install github.com/uber-go/gopatch@v0.4.0 && \
-	go install github.com/bufbuild/buf/cmd/buf@v1.65.0 && \
+	go install github.com/bufbuild/buf/cmd/buf@v1.66.0 && \
 	rm -rf /go/pkg /go/src /root/.cache
 
 COPY --from=helm /usr/bin/helm /usr/bin/helm