diff --git a/packages/docusaurus-plugin-content-docs/src/__tests__/__snapshots__/index.test.ts.snap b/packages/docusaurus-plugin-content-docs/src/__tests__/__snapshots__/index.test.ts.snap
index ca75bc9d08..8fff55146a 100644
--- a/packages/docusaurus-plugin-content-docs/src/__tests__/__snapshots__/index.test.ts.snap
+++ b/packages/docusaurus-plugin-content-docs/src/__tests__/__snapshots__/index.test.ts.snap
@@ -574,7 +574,7 @@ Array [
 exports[`site with wrong sidebar file 1`] = `
 "Bad sidebars file.
 These sidebar document ids do not exist:
-- goku\`,
+- goku,
 
 Available document ids=
 - foo/bar
diff --git a/packages/docusaurus-plugin-content-docs/src/sidebars.ts b/packages/docusaurus-plugin-content-docs/src/sidebars.ts
index 8d2926aeeb..2a6d86f051 100644
--- a/packages/docusaurus-plugin-content-docs/src/sidebars.ts
+++ b/packages/docusaurus-plugin-content-docs/src/sidebars.ts
@@ -319,7 +319,7 @@ export function createSidebarsUtils(
       throw new Error(
         `Bad sidebars file.
 These sidebar document ids do not exist:
-- ${invalidSidebarDocIds.sort().join('\n- ')}\`,
+- ${invalidSidebarDocIds.sort().join('\n- ')},
 
 Available document ids=
 - ${validDocIds.sort().join('\n- ')}`,