diff --git a/packages/opencode/src/session/prompt/initialize.txt b/packages/opencode/src/session/prompt/initialize.txt
index 4e45b4c784..bc85a9087c 100644
--- a/packages/opencode/src/session/prompt/initialize.txt
+++ b/packages/opencode/src/session/prompt/initialize.txt
@@ -3,6 +3,6 @@ Please analyze this codebase and create an AGENTS.md file containing:
 2. Code style guidelines including imports, formatting, types, naming conventions, error handling, etc.
 
 The file you create will be given to agentic coding agents (such as yourself) that operate in this repository. Make it about 20 lines long.
-If there are Cursor rules (in .cursor/rules/ or .cursorrules) or Copilot rules (in .github/copilot-instructions.md), make sure to include them.
+If there are Cursor rules (in .cursor/rules/ or .cursorrules), Copilot rules (in .github/copilot-instructions.md), CLAUDE.md, or GEMINI.md, make sure to include them.
 
 If there's already an AGENTS.md, improve it if it's located in ${path}