diff --git a/src/games/killallgo.ts b/src/games/killallgo.ts
index 479e1508..9cc64060 100644
--- a/src/games/killallgo.ts
+++ b/src/games/killallgo.ts
@@ -442,6 +442,7 @@ export class KillAllGoGame extends GameBase {
             { uid: "#board" },
             {
                 uid: "#opening",
+                fans: true,
                 people: [
                     {
                         type: "designer",
@@ -463,7 +464,7 @@ export class KillAllGoGame extends GameBase {
                     },
                 ],
             },
-            { uid: "classic", group: "opening", enabledWhen: { board: ["#board"] } },
+            { uid: "classic", group: "opening", fans: true, enabledWhen: { board: ["#board"] } },
             { uid: "pie", group: "opening", fans: true },
             {
                 uid: "hoctaph",
diff --git a/test/games/killallgo.test.ts b/test/games/killallgo.test.ts
index 772068c6..718ba6df 100644
--- a/test/games/killallgo.test.ts
+++ b/test/games/killallgo.test.ts
@@ -350,6 +350,16 @@ describe("Kill-All Go", () => {
                 expect(v.unrated, v.uid).to.not.equal(true);
             }
         });
+
+        it("marks every opening, Pieboxing included, as a community variant", () => {
+            const openings = (KillAllGoGame.gameinfo.variants ?? []).filter((v) => v.group === "opening" || v.uid === "#opening");
+            expect(openings.map((v) => v.uid)).to.have.members(["#opening", "handicap", "classic", "pie", "hoctaph"]);
+            for (const v of openings) {
+                expect(v.fans, v.uid).to.be.true;
+            }
+            const pieboxing = new KillAllGoGame(undefined, []).allvariants()?.find((v) => v.uid === "#opening");
+            expect(pieboxing?.fans).to.be.true;
+        });
     });
 
     describe("the setup stone cap", () => {