diff --git a/src/Digdir.Domain.Dialogporten.GraphQL/Program.cs b/src/Digdir.Domain.Dialogporten.GraphQL/Program.cs
index 1d0da8ea3..5808a8408 100644
--- a/src/Digdir.Domain.Dialogporten.GraphQL/Program.cs
+++ b/src/Digdir.Domain.Dialogporten.GraphQL/Program.cs
@@ -74,32 +74,8 @@ static void BuildAndRun(string[] args, TelemetryConfiguration telemetryConfigura
         settings.Endpoint = configuration["OTEL_EXPORTER_OTLP_ENDPOINT"];
         settings.Protocol = configuration["OTEL_EXPORTER_OTLP_PROTOCOL"];
         settings.AppInsightsConnectionString = configuration["APPLICATIONINSIGHTS_CONNECTION_STRING"];
+        settings.ResourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
         settings.TraceSources.Add(DialogportenGraphQLSource);
-
-        var resourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
-        if (!string.IsNullOrEmpty(resourceAttributes))
-        {
-            try
-            {
-                var attributes = System.Web.HttpUtility.ParseQueryString(
-                    resourceAttributes.Replace(',', '&')
-                );
-                foreach (string key in attributes.Keys)
-                {
-                    if (!string.IsNullOrEmpty(key))
-                    {
-                        settings.ResourceAttributes[key] = attributes[key] ?? string.Empty;
-                    }
-                }
-            }
-            catch (Exception ex)
-            {
-                throw new InvalidOperationException(
-                    "Failed to parse OTEL_RESOURCE_ATTRIBUTES. Expected format: key1=value1,key2=value2",
-                    ex
-                );
-            }
-        }
     });
 
     builder.Services
diff --git a/src/Digdir.Domain.Dialogporten.Service/Program.cs b/src/Digdir.Domain.Dialogporten.Service/Program.cs
index 9fa088077..28a1c3a39 100644
--- a/src/Digdir.Domain.Dialogporten.Service/Program.cs
+++ b/src/Digdir.Domain.Dialogporten.Service/Program.cs
@@ -57,31 +57,7 @@ static void BuildAndRun(string[] args, TelemetryConfiguration telemetryConfigura
         settings.Endpoint = configuration["OTEL_EXPORTER_OTLP_ENDPOINT"];
         settings.Protocol = configuration["OTEL_EXPORTER_OTLP_PROTOCOL"];
         settings.AppInsightsConnectionString = configuration["APPLICATIONINSIGHTS_CONNECTION_STRING"];
-
-        var resourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
-        if (!string.IsNullOrEmpty(resourceAttributes))
-        {
-            try
-            {
-                var attributes = System.Web.HttpUtility.ParseQueryString(
-                    resourceAttributes.Replace(',', '&')
-                );
-                foreach (string key in attributes.Keys)
-                {
-                    if (!string.IsNullOrEmpty(key))
-                    {
-                        settings.ResourceAttributes[key] = attributes[key] ?? string.Empty;
-                    }
-                }
-            }
-            catch (Exception ex)
-            {
-                throw new InvalidOperationException(
-                    "Failed to parse OTEL_RESOURCE_ATTRIBUTES. Expected format: key1=value1,key2=value2",
-                    ex
-                );
-            }
-        }
+        settings.ResourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
     });
 
     builder.Services
diff --git a/src/Digdir.Domain.Dialogporten.WebApi/Program.cs b/src/Digdir.Domain.Dialogporten.WebApi/Program.cs
index bc980ec39..05b9f82c4 100644
--- a/src/Digdir.Domain.Dialogporten.WebApi/Program.cs
+++ b/src/Digdir.Domain.Dialogporten.WebApi/Program.cs
@@ -84,31 +84,7 @@ static void BuildAndRun(string[] args, TelemetryConfiguration telemetryConfigura
         settings.Endpoint = configuration["OTEL_EXPORTER_OTLP_ENDPOINT"];
         settings.Protocol = configuration["OTEL_EXPORTER_OTLP_PROTOCOL"];
         settings.AppInsightsConnectionString = configuration["APPLICATIONINSIGHTS_CONNECTION_STRING"];
-
-        var resourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
-        if (!string.IsNullOrEmpty(resourceAttributes))
-        {
-            try
-            {
-                var attributes = System.Web.HttpUtility.ParseQueryString(
-                    resourceAttributes.Replace(',', '&')
-                );
-                foreach (string key in attributes.Keys)
-                {
-                    if (!string.IsNullOrEmpty(key))
-                    {
-                        settings.ResourceAttributes[key] = attributes[key] ?? string.Empty;
-                    }
-                }
-            }
-            catch (Exception ex)
-            {
-                throw new InvalidOperationException(
-                    "Failed to parse OTEL_RESOURCE_ATTRIBUTES. Expected format: key1=value1,key2=value2",
-                    ex
-                );
-            }
-        }
+        settings.ResourceAttributes = configuration["OTEL_RESOURCE_ATTRIBUTES"];
     });
 
     builder.Services
diff --git a/src/Digdir.Library.Utils.AspNet/AspNetUtilitiesExtensions.cs b/src/Digdir.Library.Utils.AspNet/AspNetUtilitiesExtensions.cs
index 50f67d0f6..ed1d1b990 100644
--- a/src/Digdir.Library.Utils.AspNet/AspNetUtilitiesExtensions.cs
+++ b/src/Digdir.Library.Utils.AspNet/AspNetUtilitiesExtensions.cs
@@ -72,9 +72,29 @@ public static WebApplicationBuilder ConfigureTelemetry(
             {
                 var resourceBuilder = resource.AddService(serviceName: settings.ServiceName ?? builder.Environment.ApplicationName);
 
-                foreach (var attr in settings.ResourceAttributes)
+                var resourceAttributes = settings.ResourceAttributes;
+                if (!string.IsNullOrEmpty(resourceAttributes))
                 {
-                    resourceBuilder.AddAttributes(new[] { new KeyValuePair<string, object>(attr.Key, attr.Value) });
+                    try
+                    {
+                        var attributes = System.Web.HttpUtility.ParseQueryString(
+                            resourceAttributes.Replace(',', '&')
+                        );
+                        foreach (string key in attributes.Keys)
+                        {
+                            if (!string.IsNullOrEmpty(key))
+                            {
+                                resourceBuilder.AddAttributes(new[] { new KeyValuePair<string, object>(key, attributes[key] ?? string.Empty) });
+                            }
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        throw new InvalidOperationException(
+                            "Failed to parse OTEL_RESOURCE_ATTRIBUTES. Expected format: key1=value1,key2=value2",
+                            ex
+                        );
+                    }
                 }
             });
 
@@ -158,7 +178,7 @@ public class TelemetrySettings
     public string? Endpoint { get; set; }
     public string? Protocol { get; set; }
     public string? AppInsightsConnectionString { get; set; }
-    public Dictionary<string, string> ResourceAttributes { get; set; } = new();
+    public string? ResourceAttributes { get; set; }
     public HashSet<string> TraceSources { get; set; } = new()
     {
         AzureSource,