diff --git a/.circleci/config.yml b/.circleci/config.yml
index c4fde02e76..09b6db432c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -120,12 +120,12 @@ jobs:
     environment:
     - CIRCLECI_CLI_VERSION: 0.1.5546
     - GO_TAGS: ''
-    - GO_VERSION: 1.18.4
+    - GO_VERSION: 1.18.5
     - GOFUMPT_VERSION: 0.2.1
     - GOTESTSUM_VERSION: 0.5.2
   test-go-remote-docker:
     docker:
-    - image: docker.mirror.hashicorp.services/cimg/go:1.18.4
+    - image: docker.mirror.hashicorp.services/cimg/go:1.18.5
     resource_class: medium
     working_directory: /home/circleci/go/src/github.com/hashicorp/vault
     parallelism: 8
@@ -258,7 +258,7 @@ jobs:
               -e NO_PROXY \
               -e VAULT_TEST_LOG_DIR=/tmp/testlogs \
               --network vaulttest --name \
-              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.4 \
+              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.5 \
               tail -f /dev/null
 
             # Run tests
@@ -359,12 +359,12 @@ jobs:
     environment:
     - CIRCLECI_CLI_VERSION: 0.1.5546
     - GO_TAGS: ''
-    - GO_VERSION: 1.18.4
+    - GO_VERSION: 1.18.5
     - GOFUMPT_VERSION: 0.2.1
     - GOTESTSUM_VERSION: 0.5.2
   test-go-race:
     docker:
-    - image: docker.mirror.hashicorp.services/cimg/go:1.18.4
+    - image: docker.mirror.hashicorp.services/cimg/go:1.18.5
     resource_class: xlarge
     working_directory: /home/circleci/go/src/github.com/hashicorp/vault
     parallelism: 8
@@ -493,7 +493,7 @@ jobs:
               -e NO_PROXY \
               -e VAULT_TEST_LOG_DIR=/tmp/testlogs \
               --network vaulttest --name \
-              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.4 \
+              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.5 \
               tail -f /dev/null
 
             # Run tests
@@ -551,7 +551,7 @@ jobs:
     - GO_TAGS: ''
   test-go:
     docker:
-    - image: docker.mirror.hashicorp.services/cimg/go:1.18.4
+    - image: docker.mirror.hashicorp.services/cimg/go:1.18.5
     resource_class: large
     working_directory: /home/circleci/go/src/github.com/hashicorp/vault
     parallelism: 8
@@ -680,7 +680,7 @@ jobs:
               -e NO_PROXY \
               -e VAULT_TEST_LOG_DIR=/tmp/testlogs \
               --network vaulttest --name \
-              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.4 \
+              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.5 \
               tail -f /dev/null
 
             # Run tests
@@ -839,12 +839,12 @@ jobs:
     environment:
     - CIRCLECI_CLI_VERSION: 0.1.5546
     - GO_TAGS: ''
-    - GO_VERSION: 1.18.4
+    - GO_VERSION: 1.18.5
     - GOFUMPT_VERSION: 0.2.1
     - GOTESTSUM_VERSION: 0.5.2
   test-go-race-remote-docker:
     docker:
-    - image: docker.mirror.hashicorp.services/cimg/go:1.18.4
+    - image: docker.mirror.hashicorp.services/cimg/go:1.18.5
     resource_class: medium
     working_directory: /home/circleci/go/src/github.com/hashicorp/vault
     parallelism: 8
@@ -977,7 +977,7 @@ jobs:
               -e NO_PROXY \
               -e VAULT_TEST_LOG_DIR=/tmp/testlogs \
               --network vaulttest --name \
-              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.4 \
+              testcontainer docker.mirror.hashicorp.services/cimg/go:1.18.5 \
               tail -f /dev/null
 
             # Run tests
diff --git a/.circleci/config/commands/go_test.yml b/.circleci/config/commands/go_test.yml
index 874a76dbc8..74f73e2e2e 100644
--- a/.circleci/config/commands/go_test.yml
+++ b/.circleci/config/commands/go_test.yml
@@ -14,7 +14,7 @@ parameters:
     default: false
   go_image:
     type: string
-    default: "docker.mirror.hashicorp.services/cimg/go:1.18.4"
+    default: "docker.mirror.hashicorp.services/cimg/go:1.18.5"
   use_docker:
     type: boolean
     default: false
diff --git a/.circleci/config/executors/@executors.yml b/.circleci/config/executors/@executors.yml
index 89e158788b..30010a1a8e 100644
--- a/.circleci/config/executors/@executors.yml
+++ b/.circleci/config/executors/@executors.yml
@@ -4,7 +4,7 @@ go-machine:
   shell: /usr/bin/env bash -euo pipefail -c
   environment:
     CIRCLECI_CLI_VERSION: 0.1.5546 # Pin CircleCI CLI to patch version (ex: 1.2.3)
-    GO_VERSION: 1.18.4 # Pin Go to patch version (ex: 1.2.3)
+    GO_VERSION: 1.18.5 # Pin Go to patch version (ex: 1.2.3)
     GOTESTSUM_VERSION: 0.5.2 # Pin gotestsum to patch version (ex: 1.2.3)
     GOFUMPT_VERSION: 0.2.1 # Pin gofumpt to patch version (ex: 1.2.3)
     GO_TAGS: ""
@@ -30,7 +30,7 @@ semgrep:
 docker-env-go-test-remote-docker:
   resource_class: medium
   docker:
-    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.4"
+    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.5"
   environment:
     CIRCLECI_CLI_VERSION: 0.1.5546 # Pin CircleCI CLI to patch version (ex: 1.2.3)
     GO_TAGS: ""
@@ -38,7 +38,7 @@ docker-env-go-test-remote-docker:
 docker-env-go-test:
   resource_class: large
   docker:
-    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.4"
+    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.5"
   environment:
     CIRCLECI_CLI_VERSION: 0.1.5546 # Pin CircleCI CLI to patch version (ex: 1.2.3)
     GO_TAGS: ""
@@ -46,7 +46,7 @@ docker-env-go-test:
 docker-env-go-test-race:
   resource_class: xlarge
   docker:
-    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.4"
+    - image: "docker.mirror.hashicorp.services/cimg/go:1.18.5"
   environment:
     CIRCLECI_CLI_VERSION: 0.1.5546 # Pin CircleCI CLI to patch version (ex: 1.2.3)
     GO_TAGS: ""
diff --git a/Makefile b/Makefile
index bccecfe6ff..43e8b1051b 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ EXTERNAL_TOOLS=\
 GOFMT_FILES?=$$(find . -name '*.go' | grep -v pb.go | grep -v vendor)
 
 
-GO_VERSION_MIN=1.18.4
+GO_VERSION_MIN=1.18.5
 GO_CMD?=go
 CGO_ENABLED?=0
 ifneq ($(FDB_ENABLED), )
diff --git a/README.md b/README.md
index 6293a3633d..6dcf868a89 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,7 @@ Developing Vault
 
 If you wish to work on Vault itself or any of its built-in systems, you'll
 first need [Go](https://www.golang.org) installed on your machine. Go version
-1.18.4+ is *required*.
+1.18.5+ is *required*.
 
 For local dev first make sure Go is properly installed, including setting up a
 [GOPATH](https://golang.org/doc/code.html#GOPATH). Ensure that `$GOPATH/bin` is in
diff --git a/changelog/_go-ver-1120.txt b/changelog/_go-ver-1120.txt
index 911ed775fb..ac8890f346 100644
--- a/changelog/_go-ver-1120.txt
+++ b/changelog/_go-ver-1120.txt
@@ -1,3 +1,3 @@
 ```release-note:change
-core: Bump Go version to 1.18.4.
+core: Bump Go version to 1.18.5.
 ```
diff --git a/scripts/docker/Dockerfile b/scripts/docker/Dockerfile
index 5a29c49314..e4ad88b6c1 100644
--- a/scripts/docker/Dockerfile
+++ b/scripts/docker/Dockerfile
@@ -1,6 +1,6 @@
 # Multi-stage builder to avoid polluting users environment with wrong
 # architecture binaries.
-ARG VERSION=1.18.4
+ARG VERSION=1.18.5
 
 FROM golang:${VERSION} AS builder
 
diff --git a/scripts/docker/Dockerfile.ui b/scripts/docker/Dockerfile.ui
index 595af6a3d5..55838df734 100644
--- a/scripts/docker/Dockerfile.ui
+++ b/scripts/docker/Dockerfile.ui
@@ -2,7 +2,7 @@
 # architecture binaries. This file only currently works for linux/amd64.
 FROM debian:buster AS builder
 
-ARG VERSION=1.18.4
+ARG VERSION=1.18.5
 ARG CGO_ENABLED=0
 ARG BUILD_TAGS
 ENV JOBS=2