diff --git a/changelogs/fragments/82792-sort entries in FILES_json.yml b/changelogs/fragments/82792-sort entries in FILES_json.yml
new file mode 100644
index 00000000000..48917d28235
--- /dev/null
+++ b/changelogs/fragments/82792-sort entries in FILES_json.yml	
@@ -0,0 +1,2 @@
+minor_changes:
+  - "sort the FILES.json for ansible galaxy build based on name with ASCII2 ordering (https://github.com/ansible/ansible/issues/82792)."
diff --git a/lib/ansible/galaxy/collection/__init__.py b/lib/ansible/galaxy/collection/__init__.py
index 433af9f5efa..e0fc665d2d4 100644
--- a/lib/ansible/galaxy/collection/__init__.py
+++ b/lib/ansible/galaxy/collection/__init__.py
@@ -1171,7 +1171,7 @@ def _build_files_manifest_distlib(b_collection_path, namespace, name, manifest_c
             )
 
         manifest['files'].append(manifest_entry)
-
+    manifest["files"].sort(key=lambda x: x["name"])
     return manifest
 
 
@@ -1244,6 +1244,7 @@ def _build_files_manifest_walk(b_collection_path, namespace, name, ignore_patter
                 )
 
     _walk(b_collection_path, b_collection_path)
+    manifest["files"].sort(key=lambda x: x["name"])
 
     return manifest
 
@@ -1288,7 +1289,7 @@ def _build_collection_tar(
         file_manifest,  # type: FilesManifestType
 ):  # type: (...) -> str
     """Build a tar.gz collection artifact from the manifest data."""
-    files_manifest_json = to_bytes(json.dumps(file_manifest, indent=True), errors='surrogate_or_strict')
+    files_manifest_json = to_bytes(json.dumps(file_manifest, indent=True, sort_keys=True), errors='surrogate_or_strict')
     collection_manifest['file_manifest_file']['chksum_sha256'] = secure_hash_s(files_manifest_json, hash_func=sha256)
     collection_manifest_json = to_bytes(json.dumps(collection_manifest, indent=True), errors='surrogate_or_strict')
 
diff --git a/test/integration/targets/ansible-galaxy-collection/tasks/build.yml b/test/integration/targets/ansible-galaxy-collection/tasks/build.yml
index 83e9acc934f..924cf834d1c 100644
--- a/test/integration/targets/ansible-galaxy-collection/tasks/build.yml
+++ b/test/integration/targets/ansible-galaxy-collection/tasks/build.yml
@@ -77,6 +77,60 @@
     - '"use --force to re-create the collection artifact" in build_existing_no_force.stderr'
     - '"Created collection for ansible_test.my_collection" in build_existing_force.stdout'
 
+- name: Extract the path to the built artifact
+  set_fact:
+    artifact_path: "{{ build_existing_force.stdout_lines | select('search', 'Created collection for ansible_test.my_collection at ') | map('regex_replace', '.* at (.*)$', '\\1') | first }}"
+
+- name: Define extraction path
+  set_fact:
+    extraction_path: "/tmp/new_ansible_collections_extraction"
+
+- name: Ensure extraction directory exists
+  file:
+    path: "{{ extraction_path }}"
+    state: directory
+    mode: '0755'
+
+- name: Extract collection artifact
+  unarchive:
+    src: "{{ artifact_path }}"
+    dest: "{{ extraction_path }}"
+    remote_src: yes
+
+- name: Slurp FILES.json content
+  slurp:
+    src: "/tmp/new_ansible_collections_extraction/FILES.json"
+  register: files_content
+
+- name: Decode FILES.json content
+  set_fact:
+    decoded_files_json: "{{ files_content['content'] | b64decode | from_json }}"
+
+
+- name: Set expected order of file names in FILES.json
+  set_fact:
+    expected_files_order: [
+      ".",
+      "README.md",
+      "docs",
+      "meta",
+      "meta/runtime.yml",
+      "plugins",
+      "plugins/README.md",
+      "roles"
+    ]
+
+- name: Set files_names for later use
+  set_fact:
+    files_names: "{{ decoded_files_json['files'] | map(attribute='name') | list }}"
+
+- name: Assert that files are sorted in the predefined ASCII order
+  assert:
+    that:
+      - files_names == expected_files_order
+    fail_msg: "The files are not sorted in the predefined ASCII order."
+    success_msg: "The files are sorted in the predefined ASCII order."
+
 - name: build collection containing ignored files
   command: ansible-galaxy collection build
   args: