diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e8edf01..ead7c2d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,8 +30,6 @@ jobs:
             implementation: net6.0
           - target: graphviz
             implementation: 9
-          - target: go
-            implementation: 1.21
           - target: go
             implementation: 1.22
           - target: java
diff --git a/src/go/1.21-linux-x86_64/Dockerfile b/src/go/1.21-linux-x86_64/Dockerfile
deleted file mode 100644
index e2f0aec..0000000
--- a/src/go/1.21-linux-x86_64/Dockerfile
+++ /dev/null
@@ -1,30 +0,0 @@
-FROM golang:1.21-alpine
-
-# Copy files common for all images
-COPY 4img/* ./
-
-RUN ./prepare-alpine-init
-
-# Ruby is required for test infrastructure (aggregators, test result converters) to work
-RUN ./prepare-alpine-ruby
-
-# Required to download go-junit-report release in ./prepare
-RUN apk add curl
-
-# Required for `go get` to work
-RUN apk add git
-
-RUN ./prepare-alpine-uninit
-
-# Install rest of go-specific dependencies
-RUN ./prepare
-
-# Validate that we've got correct version, e.g. something like this:
-#
-# $ go version
-# go version go1.21.3 linux/amd64
-
-RUN ./validate '^go version go1\.21\.'
-
-# Prevent Go from accessing the network (see https://go.dev/ref/mod#resolve-pkg-mod)
-ENV GOPROXY=off
diff --git a/src/go/1.21-linux-x86_64/build b/src/go/1.21-linux-x86_64/build
deleted file mode 120000
index 552d52a..0000000
--- a/src/go/1.21-linux-x86_64/build
+++ /dev/null
@@ -1 +0,0 @@
-../../generic-build
\ No newline at end of file
diff --git a/src/go/1.21-linux-x86_64/run-it b/src/go/1.21-linux-x86_64/run-it
deleted file mode 120000
index 7461764..0000000
--- a/src/go/1.21-linux-x86_64/run-it
+++ /dev/null
@@ -1 +0,0 @@
-../../generic-run-it
\ No newline at end of file