diff --git a/image-builder/Makefile b/image-builder/Makefile
index 6b0a327..4dfa7af 100644
--- a/image-builder/Makefile
+++ b/image-builder/Makefile
@@ -196,7 +196,18 @@ endif
 	done
 
 krm_base_image:
+	set -ex
+ifneq ($(PROXY), )
+	sudo -E docker build krm-function -t $(KRM_BASE_IMAGE) \
+	--build-arg http_proxy=$(PROXY) \
+	--build-arg https_proxy=$(PROXY) \
+	--build-arg HTTP_PROXY=$(PROXY) \
+	--build-arg HTTPS_PROXY=$(PROXY) \
+	--build-arg no_proxy=$(NO_PROXY) \
+	--build-arg NO_PROXY=$(NO_PROXY)
+else
 	sudo -E docker build krm-function -t $(KRM_BASE_IMAGE)
+endif
 
 docker_build:
 	set -ex
diff --git a/image-builder/krm-function/Dockerfile b/image-builder/krm-function/Dockerfile
index e1db97f..4ca66c8 100644
--- a/image-builder/krm-function/Dockerfile
+++ b/image-builder/krm-function/Dockerfile
@@ -1,4 +1,13 @@
-FROM quay.io/airshipit/golang:1.16.8-buster
+ARG FROM=quay.io/airshipit/golang:1.16.8-buster
+FROM ${FROM}
+
+ARG HTTP_PROXY
+ARG HTTPS_PROXY
+ARG NO_PROXY
+ARG http_proxy
+ARG https_proxy
+ARG no_proxy
+
 ENV CGO_ENABLED=0
 WORKDIR /go/src/