diff --git a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
index f24cf1def9..b19affbf9f 100644
--- a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
+++ b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Description>catch the fruit. to the beat.</Description>
diff --git a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
index 0af200d19b..07ef1022ae 100644
--- a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
+++ b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Description>smash the keys. to the beat.</Description>
diff --git a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
index fb3fe8808d..bffeaabb55 100644
--- a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
+++ b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Description>click the circles. to the beat.</Description>
diff --git a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
index 0a2b189c3a..ebed8c6d7c 100644
--- a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
+++ b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Description>bash the drum. to the beat.</Description>
diff --git a/osu.Game.Tournament/osu.Game.Tournament.csproj b/osu.Game.Tournament/osu.Game.Tournament.csproj
index f5306facaf..8e881fdd9c 100644
--- a/osu.Game.Tournament/osu.Game.Tournament.csproj
+++ b/osu.Game.Tournament/osu.Game.Tournament.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Description>tools for tournaments.</Description>
diff --git a/osu.Game/osu.Game.csproj b/osu.Game/osu.Game.csproj
index af60da3e70..8e3858d0f1 100644
--- a/osu.Game/osu.Game.csproj
+++ b/osu.Game/osu.Game.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="Project">
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <OutputType>Library</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>