diff --git a/package.json b/package.json
index 7b53561c5..629532086 100644
--- a/package.json
+++ b/package.json
@@ -103,7 +103,7 @@
     "require-nocache": "1.0.0",
     "reselect": "3.0.1",
     "run-sequence": "2.2.1",
-    "signalr": "2.3.0",
+    "signalr": "2.4.0",
     "streamqueue": "1.1.2",
     "style-loader": "0.19.1",
     "stylelint": "9.9.0",
diff --git a/src/NzbDrone.Host/NzbDrone.Host.csproj b/src/NzbDrone.Host/NzbDrone.Host.csproj
index e6ad4703a..4b83d5d65 100644
--- a/src/NzbDrone.Host/NzbDrone.Host.csproj
+++ b/src/NzbDrone.Host/NzbDrone.Host.csproj
@@ -59,11 +59,11 @@
     <RunPostBuildEvent>OnOutputUpdated</RunPostBuildEvent>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Microsoft.AspNet.SignalR.Core, Version=2.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.SignalR.Core.2.3.0\lib\net45\Microsoft.AspNet.SignalR.Core.dll</HintPath>
+    <Reference Include="Microsoft.AspNet.SignalR.Core, Version=2.4.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.SignalR.Core.2.4.0\lib\net45\Microsoft.AspNet.SignalR.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.AspNet.SignalR.SystemWeb, Version=2.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.SignalR.SystemWeb.2.3.0\lib\net45\Microsoft.AspNet.SignalR.SystemWeb.dll</HintPath>
+    <Reference Include="Microsoft.AspNet.SignalR.SystemWeb, Version=2.4.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.SignalR.SystemWeb.2.4.0\lib\net45\Microsoft.AspNet.SignalR.SystemWeb.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="Microsoft.Owin, Version=3.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
@@ -101,11 +101,13 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
+    <Reference Include="System.Security" />
     <Reference Include="System.ServiceProcess" />
     <Reference Include="Interop.NetFwTypeLib">
       <HintPath>..\Libraries\Interop.NetFwTypeLib.dll</HintPath>
       <EmbedInteropTypes>True</EmbedInteropTypes>
     </Reference>
+    <Reference Include="System.Web" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\NzbDrone.Common\Properties\SharedAssemblyInfo.cs">
diff --git a/src/NzbDrone.Host/app.config b/src/NzbDrone.Host/app.config
index 79a579f5e..d073ef790 100644
--- a/src/NzbDrone.Host/app.config
+++ b/src/NzbDrone.Host/app.config
@@ -23,7 +23,7 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.AspNet.SignalR.Core" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-1.1.0.0" newVersion="1.1.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-2.4.0.0" newVersion="2.4.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="FluentMigrator" publicKeyToken="aacfc7de5acabf05" culture="neutral" />
diff --git a/src/NzbDrone.Host/packages.config b/src/NzbDrone.Host/packages.config
index f8e9eb3fc..ec5817b3a 100644
--- a/src/NzbDrone.Host/packages.config
+++ b/src/NzbDrone.Host/packages.config
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.AspNet.SignalR.Core" version="2.3.0" targetFramework="net461" />
-  <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.3.0" targetFramework="net461" />
-  <package id="Microsoft.AspNet.SignalR.SystemWeb" version="2.3.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.Core" version="2.4.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.4.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.SystemWeb" version="2.4.0" targetFramework="net461" />
   <package id="Microsoft.Owin" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Diagnostics" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.HttpListener" version="3.1.0" targetFramework="net461" />
diff --git a/src/NzbDrone.SignalR/NzbDrone.SignalR.csproj b/src/NzbDrone.SignalR/NzbDrone.SignalR.csproj
index 328a1b747..d435682c9 100644
--- a/src/NzbDrone.SignalR/NzbDrone.SignalR.csproj
+++ b/src/NzbDrone.SignalR/NzbDrone.SignalR.csproj
@@ -41,11 +41,11 @@
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Microsoft.AspNet.SignalR.Core, Version=2.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.SignalR.Core.2.3.0\lib\net45\Microsoft.AspNet.SignalR.Core.dll</HintPath>
+    <Reference Include="Microsoft.AspNet.SignalR.Core, Version=2.4.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.SignalR.Core.2.4.0\lib\net45\Microsoft.AspNet.SignalR.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.AspNet.SignalR.SystemWeb, Version=2.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.SignalR.SystemWeb.2.3.0\lib\net45\Microsoft.AspNet.SignalR.SystemWeb.dll</HintPath>
+    <Reference Include="Microsoft.AspNet.SignalR.SystemWeb, Version=2.4.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.SignalR.SystemWeb.2.4.0\lib\net45\Microsoft.AspNet.SignalR.SystemWeb.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.Owin, Version=3.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Owin.3.1.0\lib\net45\Microsoft.Owin.dll</HintPath>
@@ -74,6 +74,8 @@
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Security" />
+    <Reference Include="System.Web" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\NzbDrone.Common\Properties\SharedAssemblyInfo.cs">
diff --git a/src/NzbDrone.SignalR/app.config b/src/NzbDrone.SignalR/app.config
index cc9e61a27..f186290a3 100644
--- a/src/NzbDrone.SignalR/app.config
+++ b/src/NzbDrone.SignalR/app.config
@@ -14,6 +14,10 @@
         <assemblyIdentity name="Microsoft.Owin" publicKeyToken="31bf3856ad364e35" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-3.1.0.0" newVersion="3.1.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.AspNet.SignalR.Core" publicKeyToken="31bf3856ad364e35" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-2.4.0.0" newVersion="2.4.0.0" />
+      </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security" publicKeyToken="31bf3856ad364e35" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-3.1.0.0" newVersion="3.1.0.0" />
diff --git a/src/NzbDrone.SignalR/packages.config b/src/NzbDrone.SignalR/packages.config
index c5fc50f0a..61e372b56 100644
--- a/src/NzbDrone.SignalR/packages.config
+++ b/src/NzbDrone.SignalR/packages.config
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.AspNet.SignalR.Core" version="2.3.0" targetFramework="net461" />
-  <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.3.0" targetFramework="net461" />
-  <package id="Microsoft.AspNet.SignalR.SystemWeb" version="2.3.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.Core" version="2.4.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.4.0" targetFramework="net461" />
+  <package id="Microsoft.AspNet.SignalR.SystemWeb" version="2.4.0" targetFramework="net461" />
   <package id="Microsoft.Owin" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Diagnostics" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.HttpListener" version="3.1.0" targetFramework="net461" />
diff --git a/yarn.lock b/yarn.lock
index 30f2e57ed..d4dbbcc2c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7490,9 +7490,10 @@ signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
-signalr@2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/signalr/-/signalr-2.3.0.tgz#2c5aceab8a3d6eaa81785debd8bca069bc3ed14d"
+signalr@2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/signalr/-/signalr-2.4.0.tgz#92af008e6b527ad4b36e94fbb340e135087a60d2"
+  integrity sha512-GPJHb3pcNk3IUui5/WG8lMuarEn+Vpc8wEvJ60w0KQ43W9FHnJcuNcF8dkZePr81eBslzicsRdyEunKNF7KjZQ==
   dependencies:
     jquery ">=1.6.4"