diff --git a/.config/dotnet-tools.json b/.config/dotnet-tools.json
index 1b70c949eb..6ba6ae82c8 100644
--- a/.config/dotnet-tools.json
+++ b/.config/dotnet-tools.json
@@ -7,6 +7,12 @@
       "commands": [
         "dotnet-cake"
       ]
+    },
+    "dotnet-format": {
+      "version": "3.1.37601",
+      "commands": [
+        "dotnet-format"
+      ]
     }
   }
 }
\ No newline at end of file
diff --git a/build/build.cake b/build/build.cake
index 389ff4829d..274e57ef4e 100644
--- a/build/build.cake
+++ b/build/build.cake
@@ -11,6 +11,7 @@ var target = Argument("target", "Build");
 var configuration = Argument("configuration", "Release");
 
 var rootDirectory = new DirectoryPath("..");
+var sln = rootDirectory.CombineWithFilePath("osu.sln");
 var desktopBuilds = rootDirectory.CombineWithFilePath("build/Desktop.proj");
 var desktopSlnf = rootDirectory.CombineWithFilePath("osu.Desktop.slnf");
 
@@ -60,8 +61,12 @@ Task("CodeFileSanity")
         });
     });
 
+Task("DotnetFormat")
+    .Does(() => DotNetCoreTool(sln.FullPath, "format", "--dry-run --check"));
+
 Task("Build")
     .IsDependentOn("CodeFileSanity")
+    .IsDependentOn("DotnetFormat")
     .IsDependentOn("InspectCode")
     .IsDependentOn("Test");