diff --git a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/CategoryController.cs b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/CategoryController.cs
index 68c9c2b..427b430 100644
--- a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/CategoryController.cs
+++ b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/CategoryController.cs
@@ -1,3 +1,4 @@
+using LeedsBeerQuest.API.Data.Models;
 using LeedsBeerQuest.API.Data.Services.Interfaces;
 using Microsoft.AspNetCore.Mvc;
 
@@ -15,6 +16,7 @@ public class CategoryController : ControllerBase
     }
 
     [HttpGet]
+    [ProducesResponseType(typeof(Category), StatusCodes.Status200OK)]
     public async Task<IActionResult> GetCategories()
     {
         var categories = await _categoryService.GetCategories();
diff --git a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/TagController.cs b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/TagController.cs
index de1b6e6..2e23f18 100644
--- a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/TagController.cs
+++ b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/TagController.cs
@@ -1,3 +1,4 @@
+using LeedsBeerQuest.API.Data.Models;
 using LeedsBeerQuest.API.Data.Services.Interfaces;
 using Microsoft.AspNetCore.Mvc;
 
@@ -15,6 +16,7 @@ public class TagController : ControllerBase
     }
 
     [HttpGet]
+    [ProducesResponseType(typeof(Tag), StatusCodes.Status200OK)]
     public async Task<IActionResult> GetTags()
     {
         var tags = await _tagService.GetTags();
diff --git a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/VenueController.cs b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/VenueController.cs
index bcb58ed..5ce634f 100644
--- a/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/VenueController.cs
+++ b/backend/LeedsBeerQuest.API/LeedsBeerQuest.API/Controllers/VenueController.cs
@@ -1,3 +1,4 @@
+using LeedsBeerQuest.API.Data.Models;
 using LeedsBeerQuest.API.Data.Services.Interfaces;
 using Microsoft.AspNetCore.Mvc;
 
@@ -14,6 +15,7 @@ public class VenueController : ControllerBase
         _venueService = venueService;
     }
 
+    [ProducesResponseType(typeof(IEnumerable<Venue>), StatusCodes.Status200OK)]
     [HttpGet]
     public async Task<IActionResult> GetVenues(
         [FromQuery] string? search = null,
@@ -25,6 +27,9 @@ public class VenueController : ControllerBase
         return Ok(venues);
     }
 
+    [ProducesResponseType(typeof(Venue), StatusCodes.Status200OK)]
+    [ProducesResponseType(StatusCodes.Status400BadRequest)]
+    [ProducesResponseType(StatusCodes.Status404NotFound)]
     [HttpGet("{venueId:int}")]
     public async Task<IActionResult> GetVenue(int venueId)
     {