diff --git a/BlazorApp/Services/ProvisioningService.cs b/BlazorApp/Services/ProvisioningService.cs
index 33847be..73d36f7 100644
--- a/BlazorApp/Services/ProvisioningService.cs
+++ b/BlazorApp/Services/ProvisioningService.cs
@@ -451,7 +451,9 @@ public class ProvisioningService
             var userResponse = await client.GetAsync($"/api/v4/users/username/{username}");
             if (!userResponse.IsSuccessStatusCode)
             {
-                _logger.LogWarning("Mattermost user lookup failed for {Username}: {Status}", username, userResponse.StatusCode);
+                var lookupBody = await userResponse.Content.ReadAsStringAsync();
+                _logger.LogWarning("Mattermost user lookup failed for {Username}: {Status} {Body}",
+                    username, userResponse.StatusCode, lookupBody);
                 return (false, $"User not found ({userResponse.StatusCode})");
             }