diff --git a/backend/src/langs.ts b/backend/src/langs.ts
index 4a18e82..860bf2a 100644
--- a/backend/src/langs.ts
+++ b/backend/src/langs.ts
@@ -702,6 +702,14 @@ Start world
       code: `(def x (* 123 234))`,
     },
     template: `(println "Hello, world!")
+`,
+  },
+  cmake: {
+    aliases: ["cmakelists"],
+    name: "CMake",
+    main: "main.cmake",
+    run: "cmake -P main.cmake",
+    template: `message("Hello, world!")
 `,
   },
   cmd: {
diff --git a/scripts/docker-install-phase3a.bash b/scripts/docker-install-phase3a.bash
index 3110ff4..3d0311e 100755
--- a/scripts/docker-install-phase3a.bash
+++ b/scripts/docker-install-phase3a.bash
@@ -86,6 +86,9 @@ openjdk-8-jdk-headless
 # Clojure
 clojure
 
+# CMake
+cmake
+
 # Cmd
 wine
 wine32