diff --git a/src/class-names/index.js b/src/class-names/index.js
index b7a63c6..4ff3211 100644
--- a/src/class-names/index.js
+++ b/src/class-names/index.js
@@ -76,6 +76,8 @@ export default async function getClassNames(cwd = process.cwd(), { onChange = ()
               })
             )
           )
+        } catch (error) {
+          throw error
         } finally {
           hook.unhook()
         }