diff --git a/Iceshrimp.Backend/Core/Federation/WebFinger/WebFingerService.cs b/Iceshrimp.Backend/Core/Federation/WebFinger/WebFingerService.cs
index 59a259d5..cb9d9604 100644
--- a/Iceshrimp.Backend/Core/Federation/WebFinger/WebFingerService.cs
+++ b/Iceshrimp.Backend/Core/Federation/WebFinger/WebFingerService.cs
@@ -70,14 +70,15 @@ public class WebFingerService(
 			var split = query.Split('@');
 			domain = split.Length switch
 			{
-				< 2 or > 3 => throw new GracefulException(HttpStatusCode.BadRequest, "Invalid query"),
-				2 => throw new GracefulException(HttpStatusCode.BadRequest, "Can't run WebFinger for local user"),
+				< 2 or > 3 => throw new GracefulException(HttpStatusCode.BadRequest, $"Invalid query: {query}"),
+				2 => throw new GracefulException(HttpStatusCode.BadRequest,
+				                                 $"Can't run WebFinger for local user: {query}"),
 				_ => split[2]
 			};
 		}
 		else
 		{
-			throw new GracefulException(HttpStatusCode.BadRequest, "Invalid query");
+			throw new GracefulException(HttpStatusCode.BadRequest, $"Invalid query: {query}");
 		}
 
 		return (query, proto, domain);
diff --git a/Iceshrimp.Backend/Core/Services/UserService.cs b/Iceshrimp.Backend/Core/Services/UserService.cs
index 52206ac4..4557861b 100644
--- a/Iceshrimp.Backend/Core/Services/UserService.cs
+++ b/Iceshrimp.Backend/Core/Services/UserService.cs
@@ -49,7 +49,7 @@ public class UserService(
 
 	private (string Username, string? Host) AcctToTuple(string acct)
 	{
-		if (!acct.StartsWith("acct:")) throw new GracefulException(HttpStatusCode.BadRequest, "Invalid query");
+		if (!acct.StartsWith("acct:")) throw new GracefulException(HttpStatusCode.BadRequest, $"Invalid query: {acct}");
 
 		var split = acct[5..].Split('@');
 		if (split.Length != 2)