diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05b2c425d7..4445b4e226 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -29,6 +29,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Built-in module for detecting device type based on UserAgent with SSR support - @Fifciu
 - Update to `storefront-query-builder` version `1.0.0` - @cewald (#4234)
 - Move generating files from webpack config to script @gibkigonzo (#4236)
+- Add correct type matching to `getConfigurationMatchLevel` - @cewald (#4241)
 
 ### Fixed
 
diff --git a/core/modules/catalog/helpers/index.ts b/core/modules/catalog/helpers/index.ts
index b62bea2197..5bdaaaa8ed 100644
--- a/core/modules/catalog/helpers/index.ts
+++ b/core/modules/catalog/helpers/index.ts
@@ -62,7 +62,7 @@ const getConfigurationMatchLevel = (configuration, variant): number => {
 
       return [].concat(configuration[configProperty])
         .map(f => toString(f.id))
-        .includes(variantPropertyId)
+        .includes(toString(variantPropertyId))
     })
     .filter(Boolean)
     .length