diff --git a/README.md b/README.md
index db349abf1..d2e67864d 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Old versions of OpenCvSharp are stored in [opencvsharp_2410](https://github.com/
 |---------|-------------|------|
 |**OpenCvSharp4.runtime.win**| Native bindings for Windows x64/x86 (except UWP) | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4.runtime.win.svg)](https://badge.fury.io/nu/OpenCvSharp4.runtime.win) |
 |**OpenCvSharp4.runtime.uwp**| Native bindings for UWP (Universal Windows Platform) x64/x86/ARM | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4.runtime.uwp.svg)](https://badge.fury.io/nu/OpenCvSharp4.runtime.uwp) |
-|**OpenCvSharp4.runtime.ubuntu.20.04-x64**| Native bindings for Ubuntu 20.04 x64 | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4_.runtime.ubuntu.20.04-x64.svg)](https://badge.fury.io/nu/OpenCvSharp4_.runtime.ubuntu.20.04-x64) |
+|**OpenCvSharp4.runtime.ubuntu.20.04-x64**| Native bindings for Ubuntu 20.04 x64 | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4.runtime.ubuntu.20.04-x64.svg)](https://badge.fury.io/nu/OpenCvSharp4.runtime.ubuntu.20.04-x64) |
 |**OpenCvSharp4.runtime.linux-arm**| Native bindings for Linux Arm | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4.runtime.linux-arm.svg)](https://www.nuget.org/packages/OpenCvSharp4.runtime.linux-arm/) |
 |**OpenCvSharp4.runtime.wasm**| Native bindings for WebAssembly | [![NuGet version](https://badge.fury.io/nu/OpenCvSharp4.runtime.wasm.svg)](https://www.nuget.org/packages/OpenCvSharp4.runtime.wasm/) |
 
diff --git a/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.csproj b/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.csproj
index 1cbfd649f..f4e960bdb 100644
--- a/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.csproj
+++ b/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.csproj
@@ -3,7 +3,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;netcoreapp2.1;</TargetFrameworks>
     <NoBuild>true</NoBuild>
     <IncludeBuildOutput>false</IncludeBuildOutput>
-    <NuspecFile>OpenCvSharp4_.runtime.ubuntu.20.04-x64.nuspec</NuspecFile>
+    <NuspecFile>OpenCvSharp4.runtime.ubuntu.20.04-x64.nuspec</NuspecFile>
     <NuspecProperties></NuspecProperties>
     <NuspecBasePath></NuspecBasePath>
     <!--<IncludeSymbols>true</IncludeSymbols>
diff --git a/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.nuspec b/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.nuspec
index ef98ab1bd..03763fe86 100644
--- a/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.nuspec
+++ b/nuget/OpenCvSharp4.runtime.ubuntu.20.04-x64.nuspec
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
-        <id>OpenCvSharp4_.runtime.ubuntu.20.04-x64</id>
+        <id>OpenCvSharp4.runtime.ubuntu.20.04-x64</id>
         <version>4.6.0.20220608</version>
         <title>OpenCvSharp native bindings for ubuntu.20.04-x64</title>
         <authors>shimat</authors>
@@ -27,4 +27,4 @@
     <files>
         <file src="libOpenCvSharpExtern.so" target="runtimes/ubuntu.20.04-x64/native" />
     </files>
-</package>
\ No newline at end of file
+</package>