diff --git a/.github/workflows/docker_build_push.yml b/.github/workflows/docker_build_push.yml
index 018c890..710ce29 100644
--- a/.github/workflows/docker_build_push.yml
+++ b/.github/workflows/docker_build_push.yml
@@ -32,7 +32,7 @@ jobs:
             tags-suffix: "-slim"
             # Aliases must be used only for release builds
             aliases: |
-              "slim"
+              slim
 
           - target: "s2n"
             dockerfile: ./docker/Dockerfile
@@ -43,7 +43,7 @@ jobs:
             tags-suffix: "-s2n"
             # Aliases must be used only for release builds
             aliases: |
-              "s2n"
+              s2n
 
     steps:
       - name: Checkout
diff --git a/TODO.md b/TODO.md
index eb95265..bf783c7 100644
--- a/TODO.md
+++ b/TODO.md
@@ -24,7 +24,7 @@
   - add option for sticky cookie name
   - add option for sticky cookie duration
 
-- Done in v0.5.0 ~~**Use `gchr.io`**~~
+- Done in v0.5.0 ~~Use `gchr.io`~~
 - Done in v0.5.0:
   ~~Consideration on migrating from `quinn` and `h3-quinn` to other QUIC implementations ([#57](https://github.com/junkurihara/rust-rpxy/issues/57))~~
 - Done in v0.4.0: