diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
index 949ed7de..41311838 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
@@ -53,7 +53,8 @@ public class RequestMessageParamMatcher : IRequestMatcher
     /// <param name="key">The key.</param>
     /// <param name="ignoreCase">Defines if the key should be matched using case-ignore.</param>
     /// <param name="values">The values.</param>
-    public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, string key, bool ignoreCase, string[]? values) : this(matchBehaviour, key, ignoreCase, values?.Select(value => new ExactMatcher(matchBehaviour, ignoreCase, false, MatchOperator.And, value)).Cast<IStringMatcher>().ToArray())
+    public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, string key, bool ignoreCase, params string[]? values) :
+        this(matchBehaviour, key, ignoreCase, values?.Select(value => new ExactMatcher(matchBehaviour, ignoreCase, false, MatchOperator.And, value)).Cast<IStringMatcher>().ToArray())
     {
     }
 
@@ -64,7 +65,7 @@ public class RequestMessageParamMatcher : IRequestMatcher
     /// <param name="key">The key.</param>
     /// <param name="ignoreCase">Defines if the key should be matched using case-ignore.</param>
     /// <param name="matchers">The matchers.</param>
-    public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, string key, bool ignoreCase, IStringMatcher[]? matchers)
+    public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, string key, bool ignoreCase, params IStringMatcher[]? matchers)
     {
         MatchBehaviour = matchBehaviour;
         Key = Guard.NotNull(key);
@@ -95,7 +96,7 @@ public class RequestMessageParamMatcher : IRequestMatcher
             return MatchScores.ToScore(requestMessage.Query != null && Funcs.Any(f => f(requestMessage.Query)));
         }
 
-        var valuesPresentInRequestMessage = ((RequestMessage)requestMessage).GetParameter(Key!, IgnoreCase ?? false);
+        var valuesPresentInRequestMessage = ((RequestMessage)requestMessage).GetParameter(Key, IgnoreCase ?? false);
         if (valuesPresentInRequestMessage == null)
         {
             // Key is not present at all, just return Mismatch