diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index 5dfe682e..2eed869f 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -8,4 +8,4 @@ jobs:
       - run: nix-shell -p git --command 'git clone --recursive $GITHUB_SERVER_URL/$GITHUB_REPOSITORY .'
       - run: whoami && pwd && ls -al
       - run: nix-shell --command 'cargo version -vv && cargo test && cargo build --release && cloc crates/tek/src' .forgejo/workflows/build.nix
-      - run: "docker run --security-opt seccomp=unconfined -v $PWD:/volume xd009642/tarpaulin cargo tarpaulin --out Html --all-features"
+      - run: nix-shell -p docker --command "docker run --security-opt seccomp=unconfined -v $PWD:/volume xd009642/tarpaulin cargo tarpaulin --out Html --all-features"
diff --git a/README.md b/README.md
index 76bdd870..710719a0 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,9 @@ for [jack](https://jackaudio.org/) and [pipewire](https://www.pipewire.org/).
 [statically linked binaries](https://codeberg.org/unspeaker/tek/releases), and on the
 [aur](https://codeberg.org/unspeaker/tek#arch-linux).
 
+hmu on [**mastodon** `@unspeaker@mastodon.social`](https://mastodon.social/@unspeaker)
+or [**matrix** `@unspeaker:matrix.org`](https://matrix.to/#/@unspeaker:matrix.org)
+
 ![Screenshot](https://codeberg.org/unspeaker/tek/attachments/549efab7-f46b-438b-9508-cd499d044b41)
 
 this codebase produces the following binaries: