diff --git a/Epsilon.Canvas.Abstractions/ICanvasModuleCollectionFetcher.cs b/Epsilon.Canvas.Abstractions/ICanvasModuleCollectionFetcher.cs
index 6b8b97f5..f06dcf3c 100644
--- a/Epsilon.Canvas.Abstractions/ICanvasModuleCollectionFetcher.cs
+++ b/Epsilon.Canvas.Abstractions/ICanvasModuleCollectionFetcher.cs
@@ -4,5 +4,5 @@ namespace Epsilon.Canvas.Abstractions;
 
 public interface ICanvasModuleCollectionFetcher
 {
-    public IAsyncEnumerable<ModuleOutcomeResultCollection> GetAll(int courseId);
+    public IAsyncEnumerable<ModuleOutcomeResultCollection> GetAll(int courseId, String[] allowedModules);
 }
\ No newline at end of file
diff --git a/Epsilon.Canvas/CanvasModuleCollectionFetcher.cs b/Epsilon.Canvas/CanvasModuleCollectionFetcher.cs
index 82aa0491..8d2b76dc 100644
--- a/Epsilon.Canvas/CanvasModuleCollectionFetcher.cs
+++ b/Epsilon.Canvas/CanvasModuleCollectionFetcher.cs
@@ -21,26 +21,29 @@ IOutcomeHttpService outcomeService
         _outcomeService = outcomeService;
     }
 
-    public async IAsyncEnumerable<ModuleOutcomeResultCollection> GetAll(int courseId)
+    public async IAsyncEnumerable<ModuleOutcomeResultCollection> GetAll(int courseId, string[] allowedModules)
     {
         var response = await _outcomeService.GetResults(courseId, new[] { "outcomes", "alignments" });
         var modules = await _moduleService.GetAll(courseId, new[] { "items" });
 
         Debug.Assert(response != null, nameof(response) + " != null");
         Debug.Assert(modules != null, nameof(modules) + " != null");
-        
+
         foreach (var module in modules.ToArray())
         {
-            Debug.Assert(module.Items != null, "module.Items != null");
+            if (allowedModules.Length == 0 || allowedModules.Contains(module.Name))
+            {
+                Debug.Assert(module.Items != null, "module.Items != null");
 
-            var ids = module.Items.Select(static i => $"assignment_{i.ContentId}");
+                var ids = module.Items.Select(static i => $"assignment_{i.ContentId}");
 
-            Debug.Assert(response.Links?.Alignments != null, "response.Links?.Alignments != null");
+                Debug.Assert(response.Links?.Alignments != null, "response.Links?.Alignments != null");
 
-            yield return new ModuleOutcomeResultCollection(module, new OutcomeResultCollection(
-                response.OutcomeResults.Where(r => ids.Contains(r.Link.Alignment)),
-                response.Links with { Alignments = response.Links.Alignments.Where(a => ids.Contains(a.Id)) }
-            ));
+                yield return new ModuleOutcomeResultCollection(module, new OutcomeResultCollection(
+                    response.OutcomeResults.Where(r => ids.Contains(r.Link.Alignment)),
+                    response.Links with { Alignments = response.Links.Alignments.Where(a => ids.Contains(a.Id)) }
+                ));
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/Epsilon.Cli/Startup.cs b/Epsilon.Cli/Startup.cs
index d8e488ae..10a6dc24 100644
--- a/Epsilon.Cli/Startup.cs
+++ b/Epsilon.Cli/Startup.cs
@@ -62,15 +62,17 @@ private async Task ExecuteAsync()
                 return;
             }
 
-            _logger.LogInformation("Targeting Canvas course: {CourseId}, at {Url}", _canvasSettings.CourseId, _canvasSettings.ApiUrl);
+            var modules = _exportOptions.Modules.Split(",");
+            _logger.LogInformation("Targeting Canvas course: {CourseId}, at {Url}", _canvasSettings.CourseId,
+                _canvasSettings.ApiUrl);
             _logger.LogInformation("Downloading results, this may take a few seconds...");
-            var items = _collectionFetcher.GetAll(_canvasSettings.CourseId);
+            var items = _collectionFetcher.GetAll(_canvasSettings.CourseId, modules);
 
             var formats = _exportOptions.Formats.Split(",");
             var exporters = _exporterCollection.DetermineExporters(formats).ToArray();
 
             _logger.LogInformation("Attempting to use following formats: {Formats}", string.Join(", ", formats));
-            
+
             foreach (var (format, exporter) in exporters)
             {
                 _logger.LogInformation("Exporting to {Format} using {Exporter}...", format, exporter.GetType().Name);
diff --git a/Epsilon/Export/ExportOptions.cs b/Epsilon/Export/ExportOptions.cs
index c8a329fb..2e71d572 100644
--- a/Epsilon/Export/ExportOptions.cs
+++ b/Epsilon/Export/ExportOptions.cs
@@ -5,6 +5,8 @@ public class ExportOptions
     public string OutputName { get; set; } = $"{Constants.ProjectName}-Export-{{DateTime}}";
 
     public string Formats { get; set; } = "console";
+    
+    public string Modules { get; set; } = "";
 
     public string FormattedOutputName => OutputName
         .Replace("{DateTime}", DateTime.Now.ToString("ddMMyyyyHHmmss"));