diff --git a/src/MyCSharp.HttpUserAgentParser.MemoryCache/HttpUserAgentParserMemoryCachedProvider.cs b/src/MyCSharp.HttpUserAgentParser.MemoryCache/HttpUserAgentParserMemoryCachedProvider.cs
index f618c5f..7ebf9d8 100644
--- a/src/MyCSharp.HttpUserAgentParser.MemoryCache/HttpUserAgentParserMemoryCachedProvider.cs
+++ b/src/MyCSharp.HttpUserAgentParser.MemoryCache/HttpUserAgentParserMemoryCachedProvider.cs
@@ -50,20 +50,10 @@ private CacheKey GetKey(string userAgent)
 
             public HttpUserAgentParserMemoryCachedProviderOptions Options { get; set; } = null!;
 
-            public bool Equals(CacheKey? other)
-            {
-                if (ReferenceEquals(this, other)) return true;
-                if (other is null) return false;
-
-                return this.UserAgent == other.UserAgent && this.Options == other.Options;
-            }
-
-            public override bool Equals(object? obj)
-            {
-                return this.Equals(obj as CacheKey);
-            }
+            public bool Equals(CacheKey? other) => this.UserAgent == other?.UserAgent;
+            public override bool Equals(object? obj) => this.Equals(obj as CacheKey);
 
-            public override int GetHashCode() => HashCode.Combine(this.UserAgent, this.Options);
+            public override int GetHashCode() => this.UserAgent.GetHashCode();
         }
     }
 }