diff --git a/packages/gatsby-cli/src/reporter/prepare-stack-trace.ts b/packages/gatsby-cli/src/reporter/prepare-stack-trace.ts
index 3a2ebd7eb67f1..d8ac38f71718f 100644
--- a/packages/gatsby-cli/src/reporter/prepare-stack-trace.ts
+++ b/packages/gatsby-cli/src/reporter/prepare-stack-trace.ts
@@ -116,7 +116,8 @@ function getPosition({
       line: frame.getLineNumber(),
       source: frame
         .getFileName()
-        .substr(frame.getFileName().indexOf(`webpack:`)),
+        .substr(frame.getFileName().indexOf(`webpack:`))
+        .replace(/webpack:\/+/g, `webpack://`),
       name: null,
     }
   }