diff --git a/dev/bots/docs.sh b/dev/bots/docs.sh
index 64871be63c0..06d6c310297 100755
--- a/dev/bots/docs.sh
+++ b/dev/bots/docs.sh
@@ -22,7 +22,7 @@ if [ -d "$FLUTTER_PUB_CACHE" ]; then
 fi
 
 # Install dartdoc.
-bin/cache/dart-sdk/bin/pub global activate dartdoc 0.20.1
+bin/cache/dart-sdk/bin/pub global activate dartdoc 0.20.2
 
 # This script generates a unified doc set, and creates
 # a custom index.html, placing everything into dev/docs/doc.