diff --git a/Enyim.Caching/Configuration/MemcachedClientConfiguration.cs b/Enyim.Caching/Configuration/MemcachedClientConfiguration.cs
index edc5d150..1b21814e 100755
--- a/Enyim.Caching/Configuration/MemcachedClientConfiguration.cs
+++ b/Enyim.Caching/Configuration/MemcachedClientConfiguration.cs
@@ -52,6 +52,7 @@ public MemcachedClientConfiguration(
             SocketPool = new SocketPoolConfiguration();
             if (options.SocketPool != null)
             {
+                options.SocketPool.CheckPoolSize();
                 options.SocketPool.CheckTimeout();
 
                 SocketPool.MinPoolSize = options.SocketPool.MinPoolSize;
diff --git a/Enyim.Caching/Configuration/MemcachedClientOptions.cs b/Enyim.Caching/Configuration/MemcachedClientOptions.cs
index 0864e04c..59f64f39 100644
--- a/Enyim.Caching/Configuration/MemcachedClientOptions.cs
+++ b/Enyim.Caching/Configuration/MemcachedClientOptions.cs
@@ -67,6 +67,18 @@ public class SocketPoolOptions
         public TimeSpan DeadTimeout { get; set; } = new TimeSpan(0, 0, 10);
         public TimeSpan QueueTimeout { get; set; } = new TimeSpan(0, 0, 0, 0, 100);
 
+        public void CheckPoolSize()
+        {
+            if (MinPoolSize < 0)
+                throw new ArgumentOutOfRangeException("value", "MinPoolSize must be >= 0!");
+
+            if (MinPoolSize > MaxPoolSize)
+                throw new ArgumentOutOfRangeException("value", "MinPoolSize must be <= MaxPoolSize!");
+
+            if (MaxPoolSize < MinPoolSize)
+                throw new ArgumentOutOfRangeException("value", "MaxPoolSize must be >= MinPoolSize!");
+        }
+
         public void CheckTimeout()
         {
             CheckTimeout(nameof(ConnectionTimeout), ConnectionTimeout);
diff --git a/Enyim.Caching/Configuration/SocketPoolConfiguration.cs b/Enyim.Caching/Configuration/SocketPoolConfiguration.cs
index 64165020..51f3a7f9 100644
--- a/Enyim.Caching/Configuration/SocketPoolConfiguration.cs
+++ b/Enyim.Caching/Configuration/SocketPoolConfiguration.cs
@@ -19,16 +19,7 @@ public class SocketPoolConfiguration : ISocketPoolConfiguration
 		int ISocketPoolConfiguration.MinPoolSize
 		{
 			get { return this.minPoolSize; }
-			set
-			{
-				if (value < 0)
-					throw new ArgumentOutOfRangeException("value", "MinPoolSize must be >= 0!");
-
-				if (value > this.maxPoolSize)
-					throw new ArgumentOutOfRangeException("value", "MinPoolSize must be <= MaxPoolSize!");
-
-				this.minPoolSize = value;
-			}
+			set { this.minPoolSize = value; }
 		}
 
 		/// <summary>
@@ -39,13 +30,7 @@ int ISocketPoolConfiguration.MinPoolSize
 		int ISocketPoolConfiguration.MaxPoolSize
 		{
 			get { return this.maxPoolSize; }
-			set
-			{
-				if (value < this.minPoolSize)
-					throw new ArgumentOutOfRangeException("value", "MaxPoolSize must be >= MinPoolSize!");
-
-				this.maxPoolSize = value;
-			}
+			set { this.maxPoolSize = value; }
 		}
 
 		TimeSpan ISocketPoolConfiguration.ConnectionTimeout
diff --git a/Enyim.Caching/Enyim.Caching.csproj b/Enyim.Caching/Enyim.Caching.csproj
index 12ef1c32..e58c67ff 100755
--- a/Enyim.Caching/Enyim.Caching.csproj
+++ b/Enyim.Caching/Enyim.Caching.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <Description>EnyimMemcachedCore is a Memcached client library for .NET Core. Usage: Add services.AddEnyimMemcached(...) and app.UseEnyimMemcached() in Startup. Add IMemcachedClient into constructor.</Description>
-    <VersionPrefix>2.1.0.1</VersionPrefix>
+    <VersionPrefix>2.1.0.2</VersionPrefix>
     <Authors>cnblogs.com</Authors>
     <TargetFramework>netstandard2.0</TargetFramework>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>