diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6d4701630..0a4cec135 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -507,7 +507,7 @@ executors:
   go:
     working_directory: /go/src/github.com/hashicorp/nomad
     docker:
-      - image: docker.mirror.hashicorp.services/golang:1.16.4
+      - image: docker.mirror.hashicorp.services/golang:1.16.5
     environment:
       <<: *common_envs
       GOPATH: /go
@@ -519,7 +519,7 @@ executors:
     environment: &machine_env
       <<: *common_envs
       GOPATH: /home/circleci/go
-      GOLANG_VERSION: 1.16.4
+      GOLANG_VERSION: 1.16.5
 
   # uses a more recent image with unattended upgrades disabled properly
   # but seems to break docker builds
@@ -536,7 +536,7 @@ executors:
     environment:
       <<: *common_envs
       GOPATH: /Users/distiller/go
-      GOLANG_VERSION: 1.16.4
+      GOLANG_VERSION: 1.16.5
 
   go-windows:
     machine:
@@ -548,7 +548,7 @@ executors:
       GOPATH: c:\gopath
       GOBIN: c:\gopath\bin
       GOTESTSUM_PATH: c:\tmp\test-reports
-      GOLANG_VERSION: 1.16.4
+      GOLANG_VERSION: 1.16.5
       GOTESTSUM_VERSION: 0.4.2
       VAULT_VERSION: 1.4.1
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f889b923a..1f33748e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@ FEATURES:
  * **Connect Mesh Gateways**: Adds built-in support for running Consul Connect Mesh Gateways [[GH-10658](https://github.com/hashicorp/nomad/pull/10658)]
 
 IMPROVEMENTS:
+* build: Updated to Go 1.16.5 [[GH-10733](https://github.com/hashicorp/nomad/issues/10733)]
 * cli: Added success confirmation message for `nomad volume delete` and `nomad volume deregister`. [[GH-10591](https://github.com/hashicorp/nomad/issues/10591)]
 * cli: Cross-namespace `nomad job` commands will now select exact matches if the selection is unambiguous. [[GH-10648](https://github.com/hashicorp/nomad/issues/10648)]
 * client/fingerprint: Consul fingerprinter probes for additional enterprise and connect related attributes [[GH-10699](https://github.com/hashicorp/nomad/pull/10699)]
diff --git a/contributing/README.md b/contributing/README.md
index 518e1e966..e6a745fb9 100644
--- a/contributing/README.md
+++ b/contributing/README.md
@@ -30,7 +30,7 @@ A development environment is supplied via Vagrant to make getting started easier
 
 Developing without Vagrant
 ---
-1. Install [Go 1.16.4+](https://golang.org/) *(Note: `gcc-go` is not supported)*
+1. Install [Go 1.16.5+](https://golang.org/) *(Note: `gcc-go` is not supported)*
 1. Clone this repo
    ```sh
    $ git clone https://github.com/hashicorp/nomad.git
diff --git a/scripts/release/mac-remote-build b/scripts/release/mac-remote-build
index c1dc89f63..a009080ab 100755
--- a/scripts/release/mac-remote-build
+++ b/scripts/release/mac-remote-build
@@ -56,7 +56,7 @@ REPO_PATH="${TMP_WORKSPACE}/gopath/src/github.com/hashicorp/nomad"
 mkdir -p "${TMP_WORKSPACE}/tmp"
 
 install_go() {
-  local go_version="1.16.4"
+  local go_version="1.16.5"
   local download=
 
   download="https://storage.googleapis.com/golang/go${go_version}.darwin-amd64.tar.gz"
diff --git a/scripts/vagrant-linux-priv-go.sh b/scripts/vagrant-linux-priv-go.sh
index 89844c1b9..6e96efee5 100755
--- a/scripts/vagrant-linux-priv-go.sh
+++ b/scripts/vagrant-linux-priv-go.sh
@@ -3,7 +3,7 @@
 set -o errexit
 
 function install_go() {
-	local go_version="1.16.4"
+	local go_version="1.16.5"
 	local download="https://storage.googleapis.com/golang/go${go_version}.linux-amd64.tar.gz"
 
 		if go version 2>&1 | grep -q "${go_version}"; then