diff --git a/cypress/e2e/fix-source-paths.cy.js b/cypress/e2e/fix-source-paths.cy.js
index c4e964ea..8d471a4e 100644
--- a/cypress/e2e/fix-source-paths.cy.js
+++ b/cypress/e2e/fix-source-paths.cy.js
@@ -24,7 +24,7 @@ describe('fixSourcePaths', () => {
       '/absolute/src/component.vue': {
         path: '/absolute/src/component.vue',
         inputSourceMap: {
-          sources: ['/absolute/src/component.vue', 'otherFile.js'],
+          sources: ['/absolute/src/component.vue', 'src/otherFile.js'],
           sourceRoot: ''
         }
       },
diff --git a/support-utils.js b/support-utils.js
index 6f2a43f1..05b6741a 100644
--- a/support-utils.js
+++ b/support-utils.js
@@ -141,10 +141,12 @@ function fixSourcePaths(coverage) {
     const fileName = /([^\/\\]+)$/.exec(absolutePath)[1]
     if (!fileName) return
 
-    if (inputSourceMap.sourceRoot) inputSourceMap.sourceRoot = ''
     inputSourceMap.sources = inputSourceMap.sources.map((source) =>
-      source.includes(fileName) ? absolutePath : source
+      source.includes(fileName)
+        ? absolutePath
+        : `${inputSourceMap.sourceRoot}/${source}`
     )
+    if (inputSourceMap.sourceRoot) inputSourceMap.sourceRoot = ''
   })
 }