diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageClientIPMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageClientIPMatcher.cs
index f498d29d..ddd283cb 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageClientIPMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageClientIPMatcher.cs
@@ -25,7 +25,7 @@ namespace WireMock.Matchers.Request
         /// Initializes a new instance of the <see cref="RequestMessageClientIPMatcher"/> class.
         /// </summary>
         /// <param name="clientIPs">The clientIPs.</param>
-        public RequestMessageClientIPMatcher([NotNull] params string[] clientIPs) : this(clientIPs.Select(ip => new WildcardMatcher(ip)).ToArray())
+        public RequestMessageClientIPMatcher([NotNull] params string[] clientIPs) : this(clientIPs.Select(ip => new WildcardMatcher(ip)).Cast<IMatcher>().ToArray())
         {
         }
 
@@ -49,14 +49,7 @@ namespace WireMock.Matchers.Request
             Funcs = funcs;
         }
 
-        /// <summary>
-        /// Determines whether the specified RequestMessage is match.
-        /// </summary>
-        /// <param name="requestMessage">The RequestMessage.</param>
-        /// <param name="requestMatchResult">The RequestMatchResult.</param>
-        /// <returns>
-        /// A value between 0.0 - 1.0 of the similarity.
-        /// </returns>
+        /// <inheritdoc cref="IRequestMatcher.GetMatchingScore"/>
         public double GetMatchingScore(RequestMessage requestMessage, RequestMatchResult requestMatchResult)
         {
             double score = IsMatch(requestMessage);
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
index 22ef6f55..6774168f 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
@@ -10,6 +10,7 @@ namespace WireMock.Matchers.Request
     /// <summary>
     /// The request header matcher.
     /// </summary>
+    /// <inheritdoc cref="IRequestMatcher"/>
     public class RequestMessageHeaderMatcher : IRequestMatcher
     {
         /// <summary>
@@ -32,7 +33,7 @@ namespace WireMock.Matchers.Request
         /// </summary>
         /// <param name="name">The name.</param>
         /// <param name="pattern">The pattern.</param>
-        /// <param name="ignoreCase">The ignoreCase.</param>
+        /// <param name="ignoreCase">if set to <c>true</c> [ignore case].</param>
         public RequestMessageHeaderMatcher([NotNull] string name, [NotNull] string pattern, bool ignoreCase = true)
         {
             Check.NotNull(name, nameof(name));
@@ -42,6 +43,21 @@ namespace WireMock.Matchers.Request
             Matchers = new IMatcher[] { new WildcardMatcher(pattern, ignoreCase) };
         }
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequestMessageHeaderMatcher"/> class.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="patterns">The patterns.</param>
+        /// <param name="ignoreCase">if set to <c>true</c> [ignore case].</param>
+        public RequestMessageHeaderMatcher([NotNull] string name, [NotNull] string[] patterns, bool ignoreCase = true)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(patterns, nameof(patterns));
+
+            Name = name;
+            Matchers = patterns.Select(pattern => new WildcardMatcher(pattern, ignoreCase)).Cast<IMatcher>().ToArray();
+        }
+
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageHeaderMatcher"/> class.
         /// </summary>
@@ -67,14 +83,7 @@ namespace WireMock.Matchers.Request
             Funcs = funcs;
         }
 
-        /// <summary>
-        /// Determines whether the specified RequestMessage is match.
-        /// </summary>
-        /// <param name="requestMessage">The RequestMessage.</param>
-        /// <param name="requestMatchResult">The RequestMatchResult.</param>
-        /// <returns>
-        /// A value between 0.0 - 1.0 of the similarity.
-        /// </returns>
+        /// <inheritdoc cref="IRequestMatcher.GetMatchingScore"/>
         public double GetMatchingScore(RequestMessage requestMessage, RequestMatchResult requestMatchResult)
         {
             double score = IsMatch(requestMessage);
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
index d1c028b2..69291654 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
@@ -25,7 +25,7 @@ namespace WireMock.Matchers.Request
         /// Initializes a new instance of the <see cref="RequestMessagePathMatcher"/> class.
         /// </summary>
         /// <param name="paths">The paths.</param>
-        public RequestMessagePathMatcher([NotNull] params string[] paths) : this(paths.Select(path => new WildcardMatcher(path)).ToArray())
+        public RequestMessagePathMatcher([NotNull] params string[] paths) : this(paths.Select(path => new WildcardMatcher(path)).Cast<IMatcher>().ToArray())
         {
         }
 
@@ -49,14 +49,7 @@ namespace WireMock.Matchers.Request
             Funcs = funcs;
         }
 
-        /// <summary>
-        /// Determines whether the specified RequestMessage is match.
-        /// </summary>
-        /// <param name="requestMessage">The RequestMessage.</param>
-        /// <param name="requestMatchResult">The RequestMatchResult.</param>
-        /// <returns>
-        /// A value between 0.0 - 1.0 of the similarity.
-        /// </returns>
+        /// <inheritdoc cref="IRequestMatcher.GetMatchingScore"/>
         public double GetMatchingScore(RequestMessage requestMessage, RequestMatchResult requestMatchResult)
         {
             double score = IsMatch(requestMessage);
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageUrlMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageUrlMatcher.cs
index 728a8acd..46f73cb2 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageUrlMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageUrlMatcher.cs
@@ -25,7 +25,7 @@ namespace WireMock.Matchers.Request
         /// Initializes a new instance of the <see cref="RequestMessageUrlMatcher"/> class.
         /// </summary>
         /// <param name="urls">The urls.</param>
-        public RequestMessageUrlMatcher([NotNull] params string[] urls) : this(urls.Select(url => new WildcardMatcher(url)).ToArray())
+        public RequestMessageUrlMatcher([NotNull] params string[] urls) : this(urls.Select(url => new WildcardMatcher(url)).Cast<IMatcher>().ToArray())
         {
         }
 
@@ -49,14 +49,7 @@ namespace WireMock.Matchers.Request
             Funcs = funcs;
         }
 
-        /// <summary>
-        /// Determines whether the specified RequestMessage is match.
-        /// </summary>
-        /// <param name="requestMessage">The RequestMessage.</param>
-        /// <param name="requestMatchResult">The RequestMatchResult.</param>
-        /// <returns>
-        /// A value between 0.0 - 1.0 of the similarity.
-        /// </returns>
+        /// <inheritdoc cref="IRequestMatcher.GetMatchingScore"/>
         public double GetMatchingScore(RequestMessage requestMessage, RequestMatchResult requestMatchResult)
         {
             double score = IsMatch(requestMessage);
diff --git a/src/WireMock.Net/RequestBuilders/IHeadersAndCookiesRequestBuilder.cs b/src/WireMock.Net/RequestBuilders/IHeadersAndCookiesRequestBuilder.cs
index 5a416755..55657aed 100644
--- a/src/WireMock.Net/RequestBuilders/IHeadersAndCookiesRequestBuilder.cs
+++ b/src/WireMock.Net/RequestBuilders/IHeadersAndCookiesRequestBuilder.cs
@@ -12,7 +12,7 @@ namespace WireMock.RequestBuilders
     public interface IHeadersAndCookiesRequestBuilder : IBodyRequestBuilder, IRequestMatcher, IParamsRequestBuilder
     {
         /// <summary>
-        /// The with header.
+        /// Add Header matching based on name, pattern and ignoreCase.
         /// </summary>
         /// <param name="name">The name.</param>
         /// <param name="pattern">The pattern.</param>
@@ -20,6 +20,15 @@ namespace WireMock.RequestBuilders
         /// <returns>The <see cref="IRequestBuilder"/>.</returns>
         IRequestBuilder WithHeader([NotNull] string name, string pattern, bool ignoreCase = true);
 
+        /// <summary>
+        /// Add Header matching based on name, patterns and ignoreCase.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="patterns">The patterns.</param>
+        /// <param name="ignoreCase">ignore Case</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithHeader([NotNull] string name, string[] patterns, bool ignoreCase = true);
+
         /// <summary>
         /// The with header.
         /// </summary>
diff --git a/src/WireMock.Net/RequestBuilders/Request.cs b/src/WireMock.Net/RequestBuilders/Request.cs
index 8d300ce6..d748c266 100644
--- a/src/WireMock.Net/RequestBuilders/Request.cs
+++ b/src/WireMock.Net/RequestBuilders/Request.cs
@@ -359,13 +359,7 @@ namespace WireMock.RequestBuilders
             return this;
         }
 
-        /// <summary>
-        /// With header.
-        /// </summary>
-        /// <param name="name">The name.</param>
-        /// <param name="pattern">The pattern.</param>
-        /// <param name="ignoreCase">if set to <c>true</c> [ignore case].</param>
-        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string,string,bool)"/>
         public IRequestBuilder WithHeader(string name, string pattern, bool ignoreCase = true)
         {
             Check.NotNull(name, nameof(name));
@@ -375,6 +369,16 @@ namespace WireMock.RequestBuilders
             return this;
         }
 
+        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string,string[],bool)"/>
+        public IRequestBuilder WithHeader(string name, string[] patterns, bool ignoreCase = true)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(patterns, nameof(patterns));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(name, patterns, ignoreCase));
+            return this;
+        }
+
         /// <summary>
         /// With header.
         /// </summary>
diff --git a/src/WireMock.Net/Server/FluentMockServer.Admin.cs b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
index f89120b8..3ee8f64b 100644
--- a/src/WireMock.Net/Server/FluentMockServer.Admin.cs
+++ b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
@@ -167,8 +167,8 @@ namespace WireMock.Server
             request.UsingVerb(requestMessage.Method);
 
             requestMessage.Query.Loop((key, value) => request.WithParam(key, value.ToArray()));
-            requestMessage.Headers.Loop((key, value) => request.WithHeader(key, new ExactMatcher(value.ToArray())));
-            requestMessage.Cookies.Loop((key, value) => request.WithCookie(key, new ExactMatcher(value)));
+            requestMessage.Headers.Loop((key, value) => request.WithHeader(key, value.ToArray()));
+            requestMessage.Cookies.Loop((key, value) => request.WithCookie(key, value));
 
             if (requestMessage.Body != null)
             {
diff --git a/src/WireMock.Net/Util/NamedReaderWriterLocker.cs b/src/WireMock.Net/Util/NamedReaderWriterLocker.cs
index 82e73fd1..6194cf19 100644
--- a/src/WireMock.Net/Util/NamedReaderWriterLocker.cs
+++ b/src/WireMock.Net/Util/NamedReaderWriterLocker.cs
@@ -74,8 +74,7 @@ namespace WireMock.Util
 
         public void RemoveLock(string name)
         {
-            ReaderWriterLockSlim o;
-            _lockDict.TryRemove(name, out o);
+            _lockDict.TryRemove(name, out _);
         }
     }
 }
\ No newline at end of file