diff --git a/src/adapters/claude-code.ts b/src/adapters/claude-code.ts
index 82187e0..5a31dcf 100644
--- a/src/adapters/claude-code.ts
+++ b/src/adapters/claude-code.ts
@@ -11,7 +11,7 @@ export async function injectClaudeCode(projectRoot: string): Promise<void> {
 
     const commandDir = join(projectRoot, COMMANDS_DIR);
     await mkdir(commandDir, { recursive: true });
-    const commandPath = join(commandDir, `${stage}.md`);
+    const commandPath = join(commandDir, `rune-${stage}.md`);
     if (!existsSync(commandPath)) {
       const cmd = hasChangeName
         ? `rune ${stage} <变更名>`
diff --git a/tests/commands/init.test.ts b/tests/commands/init.test.ts
index 887a947..1675300 100644
--- a/tests/commands/init.test.ts
+++ b/tests/commands/init.test.ts
@@ -41,7 +41,7 @@ describe("runInit", () => {
   it("注入 OpenCode command 和 skill", async () => {
     await runInit(TMP_DIR, ["opencode"]);
 
-    expect(existsSync(join(TMP_DIR, ".opencode", "commands", "discuss.md"))).toBe(true);
+    expect(existsSync(join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"))).toBe(true);
     expect(existsSync(join(TMP_DIR, ".opencode", "skills", "rune-discuss.md"))).toBe(true);
   });
 
diff --git a/tests/integration/flow.test.ts b/tests/integration/flow.test.ts
index a050546..ef46c45 100644
--- a/tests/integration/flow.test.ts
+++ b/tests/integration/flow.test.ts
@@ -26,7 +26,7 @@ describe("完整 SDD 流程", () => {
   it("init → discuss → plan → build → archive 完整流程", async () => {
     await runInit(TMP_DIR, ["opencode"]);
     expect(existsSync(join(TMP_DIR, ".rune", "config.yaml"))).toBe(true);
-    expect(existsSync(join(TMP_DIR, ".opencode", "commands", "discuss.md"))).toBe(true);
+    expect(existsSync(join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"))).toBe(true);
 
     const config = await loadConfig(TMP_DIR);
     const discussPrompt = assembleDiscussPrompt(config);