diff --git a/.github/workflows/post-release.yaml b/.github/workflows/post-release.yaml
index 05e12675db625..9641d2c00758a 100644
--- a/.github/workflows/post-release.yaml
+++ b/.github/workflows/post-release.yaml
@@ -94,12 +94,17 @@ jobs:
           git config --global user.email "noreply@github.com"
           git config --global user.name "GitHub"
 
+          # get Go version from go.mod
+          GO_VERSION=$(go mod edit -json | jq -r .Go)
+
           # update versions in docs/config.json
           # for docker images replace version number after <docker image name>:
           jq --arg major "${MAJOR_VERSION}" \
              --arg version "${FULL_VERSION}" \
+             --arg go_version "${GO_VERSION}" \
              '.variables.teleport.major_version |= $major |
               .variables.teleport.version |= $version |
+              .variables.teleport.golang |= $go_version |
               .variables.teleport.plugin.version |= $version |
               .variables.teleport.latest_oss_docker_image |= sub(":.*";":")+$version |
               .variables.teleport.latest_oss_debug_docker_image |= sub(":.*";":")+$version |