diff --git a/js/repl/ReplOptions.js b/js/repl/ReplOptions.js
index d9defe6500..5044d3ff43 100644
--- a/js/repl/ReplOptions.js
+++ b/js/repl/ReplOptions.js
@@ -34,6 +34,13 @@ const PRESET_ORDER = [
   "stage-0",
 ];
 
+const PIPELINE_PROPOSALS = {
+  minimal: "Minimal",
+  fsharp: "F#",
+  hack: "Hack",
+  elixir: "Elixir",
+};
+
 // These presets are deprecated. We only show them if they are enabled, so that
 // when they are enabled because of an old URL or local storage they can still
 // be disabled.
@@ -451,24 +458,14 @@ class ExpandedContainer extends Component<Props, State> {
                     t => t.value
                   )}
                 >
-                  <option
-                    value="minimal"
-                    selected={presetsOptions.pipelineProposal === "minimal"}
-                  >
-                    Minimal
-                  </option>
-                  <option
-                    value="smart"
-                    selected={presetsOptions.pipelineProposal === "smart"}
-                  >
-                    Smart
-                  </option>
-                  <option
-                    value="fsharp"
-                    selected={presetsOptions.pipelineProposal === "fsharp"}
-                  >
-                    F#
-                  </option>
+                  {Object.keys(PIPELINE_PROPOSALS).map(key => (
+                    <option
+                      value={key}
+                      selected={key === presetsOptions.pipelineProposal}
+                    >
+                      {PIPELINE_PROPOSALS[key]}
+                    </option>
+                  ))}
                 </select>
               </PresetOption>
             </AccordionTab>
diff --git a/js/repl/types.js b/js/repl/types.js
index 9e0ee00d24..ca687996d3 100644
--- a/js/repl/types.js
+++ b/js/repl/types.js
@@ -10,7 +10,7 @@ export type BabelPlugin = {
 export type PresetsOptions = {
   decoratorsLegacy: boolean,
   decoratorsBeforeExport: boolean,
-  pipelineProposal: "smart" | "minimal" | "fsharp",
+  pipelineProposal: "minimal" | "fsharp" | "hack" | "elixir",
   reactRuntime: "classic" | "automatic",
 };
 
@@ -133,7 +133,7 @@ export type ReplState = {
   version: any,
   decoratorsLegacy: boolean,
   decoratorsBeforeExport: boolean,
-  pipelineProposal: "minimal" | "smart" | "fsharp",
+  pipelineProposal: "minimal" | "fsharp" | "hack" | "elixir",
   reactRuntime: "classic" | "automatic",
   externalPlugins: ?string,
 };