diff --git a/DotNetDBF.Enumerable/DotNetDBF.Enumerable.csproj b/DotNetDBF.Enumerable/DotNetDBF.Enumerable.csproj
index 599dd62..f2a1eb1 100644
--- a/DotNetDBF.Enumerable/DotNetDBF.Enumerable.csproj
+++ b/DotNetDBF.Enumerable/DotNetDBF.Enumerable.csproj
@@ -10,7 +10,7 @@
     <PackageLicense>lgpl</PackageLicense>
     <PackageProjectUrl>http://code.google.com/p/dotnetdbf/</PackageProjectUrl>
     <PackageTags>clipper xbase dbf linq</PackageTags>
-    <PackageLicenseFile>Copying.TXT</PackageLicenseFile>
+    <PackageLicenseExpression>LGPL-2.1-or-later</PackageLicenseExpression>
     <PackageIconUrl>https://github.com/ekonbenefits/dotnetdbf</PackageIconUrl>
     <RepositoryUrl>https://github.com/ekonbenefits/dotnetdbf.git</RepositoryUrl>
     <RepositoryType>gits</RepositoryType>
diff --git a/DotNetDBF/DotNetDBF.csproj b/DotNetDBF/DotNetDBF.csproj
index b8d10f1..f40b33c 100644
--- a/DotNetDBF/DotNetDBF.csproj
+++ b/DotNetDBF/DotNetDBF.csproj
@@ -16,7 +16,7 @@
     <RepositoryType>git</RepositoryType>
     <IncludeSymbols>True</IncludeSymbols>
     <IncludeSource>True</IncludeSource>
-    <PackageLicenseFile>Copying.TXT</PackageLicenseFile>
+    <PackageLicenseExpression>LGPL-2.1-or-later</PackageLicenseExpression>
   </PropertyGroup>
   <ItemGroup>
     <None Include="..\Copying.txt" Pack="true" PackagePath=""/>