diff --git a/packages/extension/src/runner.ts b/packages/extension/src/runner.ts
index 6743c154..93ee93ce 100644
--- a/packages/extension/src/runner.ts
+++ b/packages/extension/src/runner.ts
@@ -552,7 +552,7 @@ function parseLocationFromStacks(
 ): DebuggerLocation | undefined {
   if (stacks.length === 0) return undefined
 
-  const targetFilepath = testItem.uri!.fsPath
+  const targetFilepath = normalizeDriveLetter(testItem.uri!.fsPath)
   for (const stack of stacks) {
     const { sourceFilepath, line, column } = getSourceFilepathAndLocationFromStack(stack)
     const sourceNormalizedPath = sourceFilepath && normalizeDriveLetter(sourceFilepath)