diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 8f75462f205..d52a8e2c7f6 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -23,7 +23,7 @@ cspell.yaml
 ######################
 /packages/http-client-java/                  @srnagar @anuchandy @weidongxu-microsoft @haolingdong-msft @XiaofeiCao
 /website/src/content/docs/docs/emitters/clients/http-client-java/ @srnagar @anuchandy @weidongxu-microsoft @haolingdong-msft @XiaofeiCao
-/.github/prompts/http-client-java-development.md @srnagar @anuchandy @weidongxu-microsoft @haolingdong-msft @XiaofeiCao
+/.github/instructions/http-client-java.instructions.md @srnagar @anuchandy @weidongxu-microsoft @haolingdong-msft @XiaofeiCao
 
 ######################
 # Python
diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index caa68a307c9..7d485389328 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -119,5 +119,5 @@ TypeSpec is a language for defining cloud service APIs and shapes. This monorepo
 
 - [Testserver Generation](./prompts/testserver-generation.md): Instructions for generating TypeSpec HTTP spec test servers
 - [http-client-csharp Development](./instructions/http-client-csharp.instructions.md): Instructions for developing the C# HTTP client
-- [http-client-java Development](./prompts/http-client-java-development.md): Instructions for developing the TypeSpec library for Java client.
+- [http-client-java Development](./instructions/http-client-java.instructions.md): Instructions for developing the TypeSpec library for Java client.
 - [TCGC Upgrade](./prompts/upgrade-tcgc.instructions.md): Instructions for TCGC version on emitters. Activate with: `tcgc upgrade <emitter-name> <new-version>`
diff --git a/.github/prompts/http-client-java-development.md b/.github/instructions/http-client-java.instructions.md
similarity index 90%
rename from .github/prompts/http-client-java-development.md
rename to .github/instructions/http-client-java.instructions.md
index f42ea0312e7..26fb0f4faea 100644
--- a/.github/prompts/http-client-java-development.md
+++ b/.github/instructions/http-client-java.instructions.md
@@ -1,5 +1,5 @@
-> **Scope**: These instructions apply **only** to the `packages/http-client-java` sub-project in this monorepo. Use them whenever Copilot generates code, tests, commit messages, or pull request descriptions for the emitter. If Copilot is used in other sub-projects, these rules do not apply unless stated otherwise.
-
+---
+applyTo: "packages/http-client-java/**/*"
 ---
 
 - The directories mentioned in this instruction are relative to `<repository-root>/packages/http-client-java`. For example, the root is the folder `<repository-root>/packages/http-client-java`; the directory `generator/http-client-generator-test` refers to `<repository-root>/packages/http-client-java/generator/http-client-generator-test`.