diff --git a/src/Bicep.Types.Az.UnitTests/Bicep.Types.Az.UnitTests.csproj b/src/Bicep.Types.Az.UnitTests/Bicep.Types.Az.UnitTests.csproj
index e2f4fe2c70..8cc69b3638 100644
--- a/src/Bicep.Types.Az.UnitTests/Bicep.Types.Az.UnitTests.csproj
+++ b/src/Bicep.Types.Az.UnitTests/Bicep.Types.Az.UnitTests.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.0.2" />
     <PackageReference Include="MSTest.TestFramework" Version="3.0.2" />
-    <PackageReference Include="coverlet.collector" Version="3.2.0" />
+    <PackageReference Include="coverlet.collector" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/Bicep.Types.Az.UnitTests/packages.lock.json b/src/Bicep.Types.Az.UnitTests/packages.lock.json
index d5337112ef..31f0ab9872 100644
--- a/src/Bicep.Types.Az.UnitTests/packages.lock.json
+++ b/src/Bicep.Types.Az.UnitTests/packages.lock.json
@@ -4,9 +4,9 @@
     "net6.0": {
       "coverlet.collector": {
         "type": "Direct",
-        "requested": "[3.2.0, )",
-        "resolved": "3.2.0",
-        "contentHash": "xjY8xBigSeWIYs4I7DgUHqSNoGqnHi7Fv7/7RZD02rvZyG3hlsjnQKiVKVWKgr9kRKgmV+dEfu8KScvysiC0Wg=="
+        "requested": "[6.0.0, )",
+        "resolved": "6.0.0",
+        "contentHash": "tW3lsNS+dAEII6YGUX/VMoJjBS1QvsxqJeqLaJXub08y1FSjasFPtQ4UBUsudE9PNrzLjooClMsPtY2cZLdXpQ=="
       },
       "FluentAssertions": {
         "type": "Direct",