diff --git a/ci/release/template/scripts/lib.sh b/ci/release/template/scripts/lib.sh
index 62ade2f89..699795908 100644
--- a/ci/release/template/scripts/lib.sh
+++ b/ci/release/template/scripts/lib.sh
@@ -273,7 +273,7 @@ header() {
 
 bigheader() {
   set -- "$(echo "$*" | sed "s/^/ * /")"
-  FGCOLOR=${FGCOLOR:-3} logp "/****************************************************************
+  FGCOLOR=${FGCOLOR:-6} logp "/****************************************************************
 $*
  ****************************************************************/"
 }
diff --git a/ci/sub b/ci/sub
index 93bb2df10..8a9efaf95 160000
--- a/ci/sub
+++ b/ci/sub
@@ -1 +1 @@
-Subproject commit 93bb2df10f248a30142a651ec57ca64eb0e82e84
+Subproject commit 8a9efaf950ea04010c7822080ada546225a130d0
diff --git a/docs/INSTALL.md b/docs/INSTALL.md
index 1ed858250..22b01fb19 100644
--- a/docs/INSTALL.md
+++ b/docs/INSTALL.md
@@ -16,6 +16,7 @@ You may install `d2` through any of the following methods.
 - <a href="#windows" id="toc-windows">Windows</a>
   - <a href="#msys2" id="toc-msys2">MSYS2</a>
   - <a href="#wsl" id="toc-wsl">WSL</a>
+- <a href="#docker" id="toc-docker">Docker</a>
 - <a href="#coming-soon" id="toc-coming-soon">Coming soon</a>
 
 ## install.sh
diff --git a/install.sh b/install.sh
index bbe0ca02e..026f423c9 100755
--- a/install.sh
+++ b/install.sh
@@ -278,7 +278,7 @@ header() {
 
 bigheader() {
   set -- "$(echo "$*" | sed "s/^/ * /")"
-  FGCOLOR=${FGCOLOR:-3} logp "/****************************************************************
+  FGCOLOR=${FGCOLOR:-6} logp "/****************************************************************
 $*
  ****************************************************************/"
 }