diff --git a/Clients/AppveyorClient/Client.cs b/Clients/AppveyorClient/Client.cs
index b5ee2af6..3a6bd869 100644
--- a/Clients/AppveyorClient/Client.cs
+++ b/Clients/AppveyorClient/Client.cs
@@ -245,7 +245,7 @@ namespace AppveyorClient
 
             try
             {
-                mergeDate = mergeDate ?? (DateTime.UtcNow - JobIdSearchThreshold);
+                mergeDate ??= (DateTime.UtcNow - JobIdSearchThreshold);
                 result = await FindBuildAsync(
                     h => h.Builds.Last().Created?.ToUniversalTime() > mergeDate,
                     b => b.CommitId.StartsWith(commit, StringComparison.InvariantCultureIgnoreCase) && b.Status == "success",
diff --git a/Clients/IrdLibraryClient/IrdClient.cs b/Clients/IrdLibraryClient/IrdClient.cs
index 33c6b52f..ada1731f 100644
--- a/Clients/IrdLibraryClient/IrdClient.cs
+++ b/Clients/IrdLibraryClient/IrdClient.cs
@@ -82,7 +82,7 @@ namespace IrdLibraryClient
                     {
                         await response.Content.LoadIntoBufferAsync().ConfigureAwait(false);
                         var result = await response.Content.ReadAsAsync<SearchResult>(underscoreFormatters, cancellationToken).ConfigureAwait(false);
-                        result.Data = result.Data ?? new List<SearchResultItem>(0);
+                        result.Data ??= new List<SearchResultItem>(0);
                         foreach (var item in result.Data)
                         {
                             item.Filename = GetIrdFilename(item.Filename);
diff --git a/Clients/PsnClient/PsnClient.cs b/Clients/PsnClient/PsnClient.cs
index c56eb27b..6aec36f4 100644
--- a/Clients/PsnClient/PsnClient.cs
+++ b/Clients/PsnClient/PsnClient.cs
@@ -181,7 +181,7 @@ namespace PsnClient
             {
                 var loc = locale.AsLocaleData();
                 var url = new Uri($"https://store.playstation.com/valkyrie-api/{loc.language}/{loc.country}/999/container/{containerId}");
-                filters = filters ?? new Dictionary<string, string>();
+                filters ??= new Dictionary<string, string>();
                 filters["start"] = start.ToString();
                 filters["size"] = take.ToString();
                 filters["bucket"] = "games";
diff --git a/CompatBot/EventHandlers/GithubLinksHandler.cs b/CompatBot/EventHandlers/GithubLinksHandler.cs
index 377d1ccd..15402f67 100644
--- a/CompatBot/EventHandlers/GithubLinksHandler.cs
+++ b/CompatBot/EventHandlers/GithubLinksHandler.cs
@@ -33,7 +33,7 @@ namespace CompatBot.EventHandlers
             {
                 if (msg.Author.IsCurrent)
                 {
-                    previousRepliesBuilder = previousRepliesBuilder ?? new StringBuilder();
+                    previousRepliesBuilder ??= new StringBuilder();
                     previousRepliesBuilder.AppendLine(msg.Content);
                     var embeds = msg.Embeds;
                     if (embeds?.Count > 0)
diff --git a/CompatBot/EventHandlers/ProductCodeLookup.cs b/CompatBot/EventHandlers/ProductCodeLookup.cs
index 147d12d3..3074a0db 100644
--- a/CompatBot/EventHandlers/ProductCodeLookup.cs
+++ b/CompatBot/EventHandlers/ProductCodeLookup.cs
@@ -37,7 +37,7 @@ namespace CompatBot.EventHandlers
             {
                 if (msg.Author.IsCurrent)
                 {
-                    previousRepliesBuilder = previousRepliesBuilder ?? new StringBuilder();
+                    previousRepliesBuilder ??= new StringBuilder();
                     previousRepliesBuilder.AppendLine(msg.Content);
                     var embeds = msg.Embeds;
                     if (embeds?.Count > 0)
diff --git a/CompatBot/Utils/EmbedPager.cs b/CompatBot/Utils/EmbedPager.cs
index 9aae282f..4c41b5de 100644
--- a/CompatBot/Utils/EmbedPager.cs
+++ b/CompatBot/Utils/EmbedPager.cs
@@ -36,7 +36,7 @@ namespace CompatBot.Utils
             if (maxLinesPerField < 1)
                 throw new ArgumentException("Expected a number greater than 0, but was " + maxLinesPerField, nameof(maxLinesPerField));
 
-            makeTitle = makeTitle ?? MakeTitle;
+            makeTitle ??= MakeTitle;
 
             var buffer = new StringBuilder();
             var lineCount = 0;
diff --git a/CompatBot/Utils/Extensions/AutosplitResponseHelper.cs b/CompatBot/Utils/Extensions/AutosplitResponseHelper.cs
index 35e42125..802969f5 100644
--- a/CompatBot/Utils/Extensions/AutosplitResponseHelper.cs
+++ b/CompatBot/Utils/Extensions/AutosplitResponseHelper.cs
@@ -36,8 +36,8 @@ namespace CompatBot.Utils
             if (string.IsNullOrEmpty(message))
                 return;
 
-            blockEnd = blockEnd ?? "";
-            blockStart = blockStart ?? "";
+            blockEnd ??= "";
+            blockStart ??= "";
             var maxContentSize = blockSize - blockEnd.Length - blockStart.Length;
             await channel.TriggerTypingAsync().ConfigureAwait(false);
             var buffer = new StringBuilder();
diff --git a/CompatBot/Utils/Extensions/DiscordClientExtensions.cs b/CompatBot/Utils/Extensions/DiscordClientExtensions.cs
index 6be2cc7f..489d807d 100644
--- a/CompatBot/Utils/Extensions/DiscordClientExtensions.cs
+++ b/CompatBot/Utils/Extensions/DiscordClientExtensions.cs
@@ -70,7 +70,7 @@ namespace CompatBot.Utils
         {
             try
             {
-                showBoth = showBoth ?? message.Channel.IsPrivate;
+                showBoth ??= message.Channel.IsPrivate;
                 var canReact = message.Channel.IsPrivate || message.Channel.PermissionsFor(message.Channel.Guild.CurrentMember).HasPermission(Permissions.AddReactions);
                 if (canReact)
                     await message.CreateReactionAsync(emoji).ConfigureAwait(false);
diff --git a/CompatBot/Utils/Extensions/StringUtils.cs b/CompatBot/Utils/Extensions/StringUtils.cs
index bbaae199..82934f57 100644
--- a/CompatBot/Utils/Extensions/StringUtils.cs
+++ b/CompatBot/Utils/Extensions/StringUtils.cs
@@ -101,7 +101,7 @@ namespace CompatBot.Utils
 
         public static string AsString(this ReadOnlySequence<byte> buffer, Encoding encoding = null)
         {
-            encoding = encoding ?? Latin8BitEncoding;
+            encoding ??= Latin8BitEncoding;
             if (buffer.IsSingleSegment)
                 return encoding.GetString(buffer.First.Span);
 
@@ -186,7 +186,7 @@ namespace CompatBot.Utils
 
         public static string PadLeftVisible(this string s, int totalWidth, char padding = ' ')
         {
-            s = s ?? "";
+            s ??= "";
             var valueWidth = s.GetVisibleLength();
             var diff = s.Length - valueWidth;
             totalWidth += diff;
@@ -195,7 +195,7 @@ namespace CompatBot.Utils
 
         public static string PadRightVisible(this string s, int totalWidth, char padding = ' ')
         {
-            s = s ?? "";
+            s ??= "";
             var valueWidth = s.GetVisibleLength();
             var diff = s.Length - valueWidth;
             totalWidth += diff;
diff --git a/CompatBot/Utils/ResultFormatters/UpdateInfoFormatter.cs b/CompatBot/Utils/ResultFormatters/UpdateInfoFormatter.cs
index 28271bdd..9dafe607 100644
--- a/CompatBot/Utils/ResultFormatters/UpdateInfoFormatter.cs
+++ b/CompatBot/Utils/ResultFormatters/UpdateInfoFormatter.cs
@@ -62,7 +62,7 @@ namespace CompatBot.Utils.ResultFormatters
                     }
                 }
             }
-            builder = builder ?? new DiscordEmbedBuilder {Title = prDesc, Url = url, Description = desc, Color = Config.Colors.DownloadLinks};
+            builder ??= new DiscordEmbedBuilder {Title = prDesc, Url = url, Description = desc, Color = Config.Colors.DownloadLinks};
             var currentCommit = currentPrInfo?.MergeCommitSha;
             var latestCommit = latestPrInfo?.MergeCommitSha;
             var currentAppveyorBuild = await appveyorClient.GetMasterBuildAsync(currentCommit, currentPrInfo?.MergedAt, Config.Cts.Token).ConfigureAwait(false);