diff --git a/Directory.Build.props b/Directory.Build.props
index cb15dbda..afa561dd 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -45,7 +45,7 @@
 
     <ItemGroup>
         <PackageReference Include="JetBrains.Annotations" Version="2023.3.0" PrivateAssets="All" />
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     </ItemGroup>
 
     <ItemGroup Condition=" '$(TargetFramework)' == 'net8.0' ">
diff --git a/src/WireMock.Net.Aspire/WireMock.Net.Aspire.csproj b/src/WireMock.Net.Aspire/WireMock.Net.Aspire.csproj
index 70178031..cc4337cb 100644
--- a/src/WireMock.Net.Aspire/WireMock.Net.Aspire.csproj
+++ b/src/WireMock.Net.Aspire/WireMock.Net.Aspire.csproj
@@ -37,7 +37,6 @@
 
     <ItemGroup>
         <PackageReference Include="Aspire.Hosting" Version="8.0.0" />
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/src/WireMock.Net/Matchers/FormUrlEncodedMatcher.cs b/src/WireMock.Net/Matchers/FormUrlEncodedMatcher.cs
index decbb1d8..d1208867 100644
--- a/src/WireMock.Net/Matchers/FormUrlEncodedMatcher.cs
+++ b/src/WireMock.Net/Matchers/FormUrlEncodedMatcher.cs
@@ -1,6 +1,7 @@
 // Copyright © WireMock.Net
 
 using System.Collections.Generic;
+using System.Linq;
 using AnyOfTypes;
 using Stef.Validation;
 using WireMock.Models;
@@ -27,7 +28,7 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
     /// </summary>
     /// <param name="pattern">The pattern.</param>
     /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-    /// <param name="matchOperator">The <see cref="Matchers.MatchOperator"/> to use. (default = "Or")</param>
+    /// <param name="matchOperator">The <see cref="MatchOperator"/> to use. (default = "Or")</param>
     public FormUrlEncodedMatcher(
         AnyOf<string, StringPattern> pattern,
         bool ignoreCase = false,
@@ -42,7 +43,7 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
     /// <param name="matchBehaviour">The match behaviour.</param>
     /// <param name="pattern">The pattern.</param>
     /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-    /// <param name="matchOperator">The <see cref="Matchers.MatchOperator"/> to use. (default = "Or")</param>
+    /// <param name="matchOperator">The <see cref="MatchOperator"/> to use. (default = "Or")</param>
     public FormUrlEncodedMatcher(
         MatchBehaviour matchBehaviour,
         AnyOf<string, StringPattern> pattern,
@@ -57,7 +58,7 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
     /// </summary>
     /// <param name="patterns">The patterns.</param>
     /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-    /// <param name="matchOperator">The <see cref="Matchers.MatchOperator"/> to use. (default = "Or")</param>
+    /// <param name="matchOperator">The <see cref="MatchOperator"/> to use. (default = "Or")</param>
     public FormUrlEncodedMatcher(
         AnyOf<string, StringPattern>[] patterns,
         bool ignoreCase = false,
@@ -72,7 +73,7 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
     /// <param name="matchBehaviour">The match behaviour.</param>
     /// <param name="patterns">The patterns.</param>
     /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-    /// <param name="matchOperator">The <see cref="Matchers.MatchOperator"/> to use. (default = "Or")</param>
+    /// <param name="matchOperator">The <see cref="MatchOperator"/> to use. (default = "Or")</param>
     public FormUrlEncodedMatcher(
         MatchBehaviour matchBehaviour,
         AnyOf<string, StringPattern>[] patterns,
@@ -112,7 +113,20 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
             return new MatchResult(MatchScores.Mismatch);
         }
 
+        var matches = GetMatches(inputNameValueCollection);
+
+        var score = MatchScores.ToScore(matches, MatchOperator);
+        return new MatchResult(MatchBehaviourHelper.Convert(MatchBehaviour, score));
+    }
+
+    private bool[] GetMatches(IDictionary<string, string> inputNameValueCollection)
+    {
         var matches = new List<bool>();
+        if (_pairs.Count > inputNameValueCollection.Count)
+        {
+            matches.AddRange(Enumerable.Repeat(false, _pairs.Count - inputNameValueCollection.Count));
+        }
+
         foreach (var inputKeyValuePair in inputNameValueCollection)
         {
             var match = false;
@@ -132,8 +146,7 @@ public class FormUrlEncodedMatcher : IStringMatcher, IIgnoreCaseMatcher
             matches.Add(match);
         }
 
-        var score = MatchScores.ToScore(matches.ToArray(), MatchOperator);
-        return new MatchResult(MatchBehaviourHelper.Convert(MatchBehaviour, score));
+        return matches.ToArray();
     }
 
     /// <inheritdoc />
diff --git a/test/WireMock.Net.Tests/Matchers/FormUrlEncodedMatcherTests.cs b/test/WireMock.Net.Tests/Matchers/FormUrlEncodedMatcherTests.cs
index 712b4ece..4bb6a80d 100644
--- a/test/WireMock.Net.Tests/Matchers/FormUrlEncodedMatcherTests.cs
+++ b/test/WireMock.Net.Tests/Matchers/FormUrlEncodedMatcherTests.cs
@@ -75,4 +75,25 @@ public class FormUrlEncodedMatcherTest
         // Assert
         score.Should().Be(expected);
     }
+
+    [Fact]
+    public async Task FormUrlEncodedMatcher_IsMatch_And_MatchAllProperties()
+    {
+        // Arrange
+        var content = new FormUrlEncodedContent(new[]
+        {
+            new KeyValuePair<string, string>("name", "John Doe"),
+            new KeyValuePair<string, string>("email", "johndoe@example.com")
+        });
+        var contentAsString = await content.ReadAsStringAsync();
+
+        // The expectation is that the matcher requires all properties to be present in the content.
+        var matcher = new FormUrlEncodedMatcher(["name=*", "email=*", "required=*"], matchOperator: MatchOperator.And);
+
+        // Act
+        var score = matcher.IsMatch(contentAsString).IsPerfect();
+
+        // Assert
+        score.Should().BeFalse();
+    }
 }
\ No newline at end of file