diff --git a/src/adapters/opencode.ts b/src/adapters/opencode.ts
index 8fba259..8e0d95f 100644
--- a/src/adapters/opencode.ts
+++ b/src/adapters/opencode.ts
@@ -12,7 +12,7 @@ export async function injectOpenCode(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)) {
       await writeFile(commandPath, generateCommand(stage, hasChangeName));
     }
diff --git a/tests/adapters/opencode.test.ts b/tests/adapters/opencode.test.ts
index 69d2cbe..69bff63 100644
--- a/tests/adapters/opencode.test.ts
+++ b/tests/adapters/opencode.test.ts
@@ -22,7 +22,7 @@ describe("injectOpenCode", () => {
     const skills = await readdir(join(TMP_DIR, ".opencode", "skills"));
 
     for (const stage of ["discuss", "plan", "build", "archive"]) {
-      expect(commands).toContain(`${stage}.md`);
+      expect(commands).toContain(`rune-${stage}.md`);
       expect(skills).toContain(`rune-${stage}.md`);
     }
   });
@@ -40,7 +40,7 @@ describe("injectOpenCode", () => {
   it("command 文件包含 skill 调用指令", async () => {
     await injectOpenCode(TMP_DIR);
     const content = await readFile(
-      join(TMP_DIR, ".opencode", "commands", "discuss.md"),
+      join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"),
       "utf-8",
     );
     expect(content).toContain("rune-discuss");
@@ -71,13 +71,13 @@ describe("injectOpenCode", () => {
   it("重复注入时不覆盖已存在的文件", async () => {
     await injectOpenCode(TMP_DIR);
     const originalContent = await readFile(
-      join(TMP_DIR, ".opencode", "commands", "discuss.md"),
+      join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"),
       "utf-8",
     );
 
     await injectOpenCode(TMP_DIR);
     const content = await readFile(
-      join(TMP_DIR, ".opencode", "commands", "discuss.md"),
+      join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"),
       "utf-8",
     );
     expect(content).toBe(originalContent);