diff --git a/server/src/utilities/extractSourceFiles.test.ts b/server/src/utilities/extractSourceFiles.test.ts
index a581ad9..cf45204 100644
--- a/server/src/utilities/extractSourceFiles.test.ts
+++ b/server/src/utilities/extractSourceFiles.test.ts
@@ -1,4 +1,6 @@
 const globby = require('globby');
+import { join } from 'path';
+
 import extractSourceFiles from './extractSourceFiles';
 
 describe('extractSourceFiles.ts', () => {
@@ -12,16 +14,16 @@ describe('extractSourceFiles.ts', () => {
 
   it('should not error out', () => {
     extractSourceFiles('test');
-    expect(globby.sync).toHaveBeenLastCalledWith([ `test\\**\\*.+(js|jsx|ts|tsx)`, '!**\\node_modules' ]);
+    expect(globby.sync).toHaveBeenLastCalledWith([ join('test', '**', '*.+(js|jsx|ts|tsx)'), join('!**', 'node_modules') ]);
   });
 
   it('should handle a Windows style path', () => {
     extractSourceFiles('file:///c:/some/windows/style/path');
-    expect(globby.sync).toHaveBeenLastCalledWith([ `\\some\\windows\\style\\path\\**\\*.+(js|jsx|ts|tsx)`, '!**\\node_modules' ]);
+    expect(globby.sync).toHaveBeenLastCalledWith([ join('/', 'some', 'windows', 'style', 'path', '**', '*.+(js|jsx|ts|tsx)'), join('!**', 'node_modules') ]);
   });
 
   it('should handle a Windows style path with an escaped colon', () => {
     extractSourceFiles('file:///c%3A/some/windows/style/path');
-    expect(globby.sync).toHaveBeenLastCalledWith([ `\\some\\windows\\style\\path\\**\\*.+(js|jsx|ts|tsx)`, '!**\\node_modules' ]);
+    expect(globby.sync).toHaveBeenLastCalledWith([ join('/', 'some', 'windows', 'style', 'path', '**', '*.+(js|jsx|ts|tsx)'), join('!**', 'node_modules') ]);
   });
 });
diff --git a/server/src/utilities/extractSourceFiles.ts b/server/src/utilities/extractSourceFiles.ts
index 72643ee..6469483 100644
--- a/server/src/utilities/extractSourceFiles.ts
+++ b/server/src/utilities/extractSourceFiles.ts
@@ -1,5 +1,5 @@
 import { sync } from 'globby';
-import { join, normalize } from 'path';
+import { join } from 'path';
 
 function extractSourceFiles (rootDirectory: string): string[] {
   let normalized = rootDirectory;
@@ -15,7 +15,7 @@ function extractSourceFiles (rootDirectory: string): string[] {
     normalized = normalized.substring(escapedColonIndex + 3);
   }
 
-  const files = sync([ join(normalize(normalized), '**', '*.+(js|jsx|ts|tsx)'), join('!**', 'node_modules') ]);
+  const files = sync([ join(normalized, '**', '*.+(js|jsx|ts|tsx)'), join('!**', 'node_modules') ]);
   return files;
 }