diff --git a/Makefile b/Makefile
index c7fc397a23..ab4bd3c290 100644
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,7 @@ ARCH ?= amd64
 ALL_ARCH := amd64
 
 # Image to use for building.
-BUILD_IMAGE ?= golang:1.18-alpine
+BUILD_IMAGE ?= golang:1.18
 # Containers will be named: $(CONTAINER_PREFIX)-$(BINARY)-$(ARCH):$(VERSION).
 CONTAINER_PREFIX ?= ingress-gce
 
diff --git a/build/build.sh b/build/build.sh
index 63b9e33d08..1445768b27 100755
--- a/build/build.sh
+++ b/build/build.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Copyright 2016 The Kubernetes Authors.
 #
diff --git a/build/rules.mk b/build/rules.mk
index da5bf5b2f8..d7a90c1159 100644
--- a/build/rules.mk
+++ b/build/rules.mk
@@ -40,22 +40,6 @@ SRC_DIRS := cmd pkg
 
 ALL_ARCH ?= amd64 arm arm64 ppc64le s390x
 NOBODY ?= nobody
-# Set default base image dynamically for each arch
-ifeq ($(ARCH),amd64)
-    BASEIMAGE?=alpine
-endif
-ifeq ($(ARCH),arm)
-    BASEIMAGE?=arm32v6/alpine
-endif
-ifeq ($(ARCH),arm64)
-    BASEIMAGE?=arm64v8/alpine
-endif
-ifeq ($(ARCH),ppc64le)
-    BASEIMAGE?=ppc64le/alpine
-endif
-ifeq ($(ARCH),s390x)
-    BASEIMAGE?=s390x/alpine
-endif
 
 # These rules MUST be expanded at reference time (hence '=') as BINARY
 # is dynamically scoped.
@@ -141,7 +125,6 @@ define DOCKERFILE_RULE
 	    -e 's|ARG_ARCH|$(ARCH)|g' \
 	    -e 's|ARG_BIN|$(BINARY)|g' \
 	    -e 's|ARG_REGISTRY|$(REGISTRY)|g' \
-	    -e 's|ARG_FROM|$(BASEIMAGE)|g' \
 	    -e 's|ARG_NOBODY|$(NOBODY)|g' \
 	    -e 's|ARG_VERSION|$(VERSION)|g' \
 	    $$< > $$@
@@ -154,7 +137,6 @@ $(foreach BINARY,$(CONTAINER_BINARIES),$(eval $(DOCKERFILE_RULE)))
 define CONTAINER_RULE
 .$(BUILDSTAMP_NAME)-container: bin/$(ARCH)/$(BINARY)
 	@echo "container: bin/$(ARCH)/$(BINARY) ($(CONTAINER_NAME))"
-	@docker pull $(BASEIMAGE)
 	@docker build					\
 		$(DOCKER_BUILD_FLAGS)			\
 		-t $(CONTAINER_NAME):$(VERSION)		\
diff --git a/build/test.sh b/build/test.sh
index 3340fd1402..8c39f2c44d 100755
--- a/build/test.sh
+++ b/build/test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Copyright 2016 The Kubernetes Authors.
 #