diff --git a/Dockerfile b/Dockerfile
index f42f59e..7d4433f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ RUN apk add --no-cache build-base curl automake autoconf libtool git zlib-dev un
 ENV PROTOBUF_VERSION=v3.19.3
 ENV GRPC_VERSION=v1.43.0
 ENV GRPC_GEN_GO_VERSION=v1.5.2
-ENV GRPC_GATEWAY_VERSION=v2.7.2
+ENV GRPC_GATEWAY_VERSION=v2.7.3
 ENV GRPC_WEB_VERSION=1.3.0
 ENV OUTDIR=/out
 
diff --git a/Makefile b/Makefile
index f0f100e..3d7c2e0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 # Use the v0.0.0 tag for testing, it shouldn't clobber any release builds
-RELEASE ?= v0.4.7
+RELEASE ?= v0.4.8
 CONTAINER_IMAGE ?= takama/protoc
 
 all: build push
diff --git a/README.md b/README.md
index 638da46..7fac0d2 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # protoc
 Protocol Buffer compiler and Go/gRPC gateway/swagger generators
 
-## Version v0.4.7
+## Version v0.4.8
 
 See details in the [changelog](docs/CHANGELOG.md)
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index b3a39d5..323c694 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,4 +1,8 @@
-# Version v0.4.7
+# Version v0.4.8
+
+## v0.4.8
+
+- Used gRPC gateway version [v2.7.3](https://github.com/grpc-ecosystem/grpc-gateway/releases/tag/v2.7.3)
 
 ## v0.4.7