diff --git a/exam-db/packages.config b/exam-db/packages.config
index 5c20812..8ecf95f 100644
--- a/exam-db/packages.config
+++ b/exam-db/packages.config
@@ -27,7 +27,7 @@
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.4" targetFramework="net461" />
   <package id="Microsoft.Office.Interop.Excel" version="15.0.4795.1000" targetFramework="net461" />
   <package id="Microsoft.Office.Interop.Word" version="15.0.4797.1003" targetFramework="net461" />
-  <package id="Microsoft.Owin" version="4.0.0" targetFramework="net461" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Security" version="4.0.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Security.Cookies" version="4.0.0" targetFramework="net461" />