diff --git a/backend/backend.csproj b/backend/backend.csproj
index a1a5c90..1e41898 100644
--- a/backend/backend.csproj
+++ b/backend/backend.csproj
@@ -3,7 +3,7 @@
     <TargetFramework>netcoreapp3.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="3.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="3.1.18" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.0.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="3.1.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>