diff --git a/Dockerfile b/Dockerfile
index fe3c193..d878199 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -40,6 +40,7 @@ FROM golang:alpine AS tools
 
 RUN go install github.com/tdewolff/minify/v2/cmd/minify@latest
 RUN go install go.mills.io/static/cmd/static@latest
+RUN go install go.mills.io/toc/cmd/toc@latest
 
 # Runtime
 FROM alpine:latest