diff --git a/Common.ruleset b/Common.ruleset
index 5eeaa2401a..fa3401f545 100644
--- a/Common.ruleset
+++ b/Common.ruleset
@@ -29,9 +29,6 @@
 		<!-- Types that own disposable fields should be disposable -->
 		<Rule Id="CA1001" Action="Hidden" />
 
-		<!-- Collections should implement generic interface -->
-		<Rule Id="CA1010" Action="Hidden" />
-
 		<!-- Mark assemblies with assembly version -->
 		<Rule Id="CA1016" Action="Hidden" />
 
diff --git a/src/BizHawk.Client.Common/RecentFiles.cs b/src/BizHawk.Client.Common/RecentFiles.cs
index 12efeb75dd..b28074f3c1 100644
--- a/src/BizHawk.Client.Common/RecentFiles.cs
+++ b/src/BizHawk.Client.Common/RecentFiles.cs
@@ -7,7 +7,7 @@ using Newtonsoft.Json;
 namespace BizHawk.Client.Common
 {
 	[JsonObject]
-	public class RecentFiles : IEnumerable
+	public class RecentFiles : IEnumerable<string>
 	{
 		// ReSharper disable once FieldCanBeMadeReadOnly.Local
 		private List<string> recentlist;