diff --git a/cgmanifests/submodules/generate_submodule_cgmanifest.py b/cgmanifests/submodules/generate_submodule_cgmanifest.py
index 2f089e27d8..eca0a85cc7 100644
--- a/cgmanifests/submodules/generate_submodule_cgmanifest.py
+++ b/cgmanifests/submodules/generate_submodule_cgmanifest.py
@@ -61,10 +61,13 @@ with open(os.path.join(REPO_DIR, 'tools', 'ci_build', 'github', 'linux', 'docker
                 package_filename = None
                 package_url = None
 
+def normalize_path_separators(path):
+    return path.replace(os.path.sep, "/")
 
 proc = subprocess.run(
     ["git", "submodule", "foreach", "--quiet", "--recursive", "{} {} $toplevel/$sm_path".format(
-        sys.executable, os.path.join(SCRIPT_DIR, "print_submodule_info.py"))],
+        normalize_path_separators(sys.executable),
+        normalize_path_separators(os.path.join(SCRIPT_DIR, "print_submodule_info.py")))],
     check=True,
     cwd=REPO_DIR,
     stdout=subprocess.PIPE,
@@ -82,7 +85,8 @@ for submodule_line in submodule_lines:
                 "commitHash": commit,
                 "repositoryUrl": url,
             },
-            "comments": "git submodule at {}".format(os.path.relpath(absolute_path, REPO_DIR))
+            "comments": "git submodule at {}".format(
+                normalize_path_separators(os.path.relpath(absolute_path, REPO_DIR)))
         }
     }
     registrations.append(registration)