diff --git a/backend/src/langs.ts b/backend/src/langs.ts
index c838715..a030f4c 100644
--- a/backend/src/langs.ts
+++ b/backend/src/langs.ts
@@ -1175,6 +1175,15 @@ END
     lsp: "digestif",
     lspLang: "tex",
     template: `\\message{Hello, world!}
+`,
+  },
+  textile: {
+    name: "Textile",
+    monacoLang: "plaintext",
+    main: "main.textile",
+    compile: "pandoc main.textile -o main.html",
+    run: "prettier --no-config main.html",
+    template: `Hello, world!
 `,
   },
   toml: {
diff --git a/scripts/docker-install-phase3d.bash b/scripts/docker-install-phase3d.bash
index 5917be0..fe75baf 100755
--- a/scripts/docker-install-phase3d.bash
+++ b/scripts/docker-install-phase3d.bash
@@ -42,6 +42,9 @@ liblua5.3-dev
 luarocks
 texlive-binaries
 
+# Textile
+pandoc
+
 # Unlambda
 unlambda