diff --git a/service/client.go b/service/client.go
index a7c532c..3cfd127 100644
--- a/service/client.go
+++ b/service/client.go
@@ -27,7 +27,7 @@
 	BaseURL     string
 	Timeout     time.Duration
 	OAuthConfig *config.OAuthConfig
-	CacheConfig *CacheConfig
+	CacheConfig *config.CacheConfig
 }
 
 // NewClient creates a new KorAP API client
@@ -63,14 +63,14 @@
 
 	// Initialize cache if configuration is provided
 	if opts.CacheConfig != nil {
-		cache, err := NewCache(*opts.CacheConfig)
+		cache, err := NewCache(opts.CacheConfig)
 		if err != nil {
 			return nil, fmt.Errorf("failed to create cache: %w", err)
 		}
 		client.cache = cache
 	} else {
 		// Use default cache configuration
-		defaultConfig := DefaultCacheConfig()
+		defaultConfig := config.DefaultCacheConfig()
 		cache, err := NewCache(defaultConfig)
 		if err != nil {
 			return nil, fmt.Errorf("failed to create default cache: %w", err)