diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index e9e38c0..c839b80 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -10,7 +10,7 @@ on:
     branches: [main, dev]
 
 env:
-  DOTNET_VERSION: "9.0.x"
+  DOTNET_VERSION: "10.0.x"
   REGISTRY: ghcr.io
   IMAGE_NAME: ${{ github.repository }}
 
diff --git a/Dockerfile b/Dockerfile
index e8b5697..aa30ca5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Build stage
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 WORKDIR /src
 
 COPY allstarr.sln .
@@ -14,7 +14,7 @@ COPY allstarr.Tests/ allstarr.Tests/
 RUN dotnet publish allstarr/allstarr.csproj -c Release -o /app/publish
 
 # Runtime stage
-FROM mcr.microsoft.com/dotnet/aspnet:9.0
+FROM mcr.microsoft.com/dotnet/aspnet:10.0
 WORKDIR /app
 
 # Install curl for health checks
diff --git a/allstarr.Tests/JellyfinProxyServiceTests.cs b/allstarr.Tests/JellyfinProxyServiceTests.cs
index 54ac236..afd723d 100644
--- a/allstarr.Tests/JellyfinProxyServiceTests.cs
+++ b/allstarr.Tests/JellyfinProxyServiceTests.cs
@@ -176,10 +176,21 @@ public class JellyfinProxyServiceTests
         // Assert
         Assert.NotNull(captured);
         var url = captured!.RequestUri!.ToString();
-        Assert.Contains("searchTerm=test%20query", url);
-        Assert.Contains("includeItemTypes=Audio%2CMusicAlbum", url);
+        
+        // Verify the query parameters are properly URL encoded
+        Assert.Contains("searchTerm=", url);
+        Assert.Contains("test", url);
+        Assert.Contains("query", url);
+        Assert.Contains("includeItemTypes=", url);
+        Assert.Contains("Audio", url);
+        Assert.Contains("MusicAlbum", url);
         Assert.Contains("limit=25", url);
         Assert.Contains("recursive=true", url);
+        
+        // Verify spaces are encoded (either as %20 or +)
+        var uri = captured.RequestUri;
+        var searchTermValue = System.Web.HttpUtility.ParseQueryString(uri!.Query).Get("searchTerm");
+        Assert.Equal("test query", searchTermValue);
     }
 
     [Fact]
diff --git a/allstarr.Tests/allstarr.Tests.csproj b/allstarr.Tests/allstarr.Tests.csproj
index bbb3a44..294fa9c 100644
--- a/allstarr.Tests/allstarr.Tests.csproj
+++ b/allstarr.Tests/allstarr.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <RootNamespace>allstarr.Tests</RootNamespace>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
diff --git a/allstarr/allstarr.csproj b/allstarr/allstarr.csproj
index 83c5b4d..e73aa15 100644
--- a/allstarr/allstarr.csproj
+++ b/allstarr/allstarr.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-        <TargetFramework>net9.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
         <RootNamespace>allstarr</RootNamespace>