diff --git a/Foxnouns.Backend/Controllers/MembersController.cs b/Foxnouns.Backend/Controllers/MembersController.cs
index 59bec37..44bb9ce 100644
--- a/Foxnouns.Backend/Controllers/MembersController.cs
+++ b/Foxnouns.Backend/Controllers/MembersController.cs
@@ -128,13 +128,18 @@ public class MembersController(
         if (CurrentUser!.LastSidReroll > minTimeAgo)
             throw new ApiError.BadRequest("Cannot reroll short ID yet");
 
+        // Using ExecuteUpdateAsync here as the new short ID is generated by the database
         await db.Members.Where(m => m.Id == member.Id)
             .ExecuteUpdateAsync(s => s
                 .SetProperty(m => m.Sid, _ => db.FindFreeMemberSid()));
 
-        // Re-fetch member so we can be sure the sid is correct
-        var updatedMember = await db.ResolveMemberAsync(CurrentUser!.Id, memberRef);
+        await db.Users.Where(u => u.Id == CurrentUser.Id)
+            .ExecuteUpdateAsync(s => s
+                .SetProperty(u => u.LastSidReroll, clock.GetCurrentInstant())
+                .SetProperty(u => u.LastActive, clock.GetCurrentInstant()));
 
+        // Re-fetch member to fetch the new sid
+        var updatedMember = await db.ResolveMemberAsync(CurrentUser!.Id, memberRef);
         return Ok(memberRenderer.RenderMember(updatedMember, CurrentToken));
     }
 }
\ No newline at end of file
diff --git a/Foxnouns.Backend/Controllers/UsersController.cs b/Foxnouns.Backend/Controllers/UsersController.cs
index 7d1177e..fddd798 100644
--- a/Foxnouns.Backend/Controllers/UsersController.cs
+++ b/Foxnouns.Backend/Controllers/UsersController.cs
@@ -225,10 +225,12 @@ public class UsersController(
         if (CurrentUser!.LastSidReroll > minTimeAgo)
             throw new ApiError.BadRequest("Cannot reroll short ID yet");
 
+        // Using ExecuteUpdateAsync here as the new short ID is generated by the database
         await db.Users.Where(u => u.Id == CurrentUser.Id)
             .ExecuteUpdateAsync(s => s
                 .SetProperty(u => u.Sid, _ => db.FindFreeUserSid())
-                .SetProperty(u => u.LastSidReroll, _ => clock.GetCurrentInstant()));
+                .SetProperty(u => u.LastSidReroll, clock.GetCurrentInstant())
+                .SetProperty(u => u.LastActive, clock.GetCurrentInstant()));
         
         var user = await db.ResolveUserAsync(CurrentUser.Id);
         return Ok(await userRenderer.RenderUserAsync(user, CurrentUser, CurrentToken, renderMembers: false));
diff --git a/Foxnouns.Backend/Services/UserRendererService.cs b/Foxnouns.Backend/Services/UserRendererService.cs
index 5a62a1a..0f8fe2e 100644
--- a/Foxnouns.Backend/Services/UserRendererService.cs
+++ b/Foxnouns.Backend/Services/UserRendererService.cs
@@ -37,7 +37,8 @@ public class UserRendererService(DatabaseContext db, MemberRendererService membe
             : [];
 
         return new UserResponse(
-            user.Id, user.Sid, user.Username, user.DisplayName, user.Bio, user.MemberTitle, AvatarUrlFor(user), user.Links,
+            user.Id, user.Sid, user.Username, user.DisplayName, user.Bio, user.MemberTitle, AvatarUrlFor(user),
+            user.Links,
             user.Names, user.Pronouns, user.Fields, user.CustomPreferences,
             renderMembers ? members.Select(m => memberRenderer.RenderPartialMember(m, tokenHidden)) : null,
             renderAuthMethods
@@ -47,7 +48,8 @@ public class UserRendererService(DatabaseContext db, MemberRendererService membe
                 ))
                 : null,
             tokenHidden ? user.ListHidden : null,
-            tokenHidden ? user.LastActive : null
+            tokenHidden ? user.LastActive : null,
+            tokenHidden ? user.LastSidReroll : null
         );
     }
 
@@ -77,7 +79,9 @@ public class UserRendererService(DatabaseContext db, MemberRendererService membe
         [property: JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         bool? MemberListHidden,
         [property: JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
-        Instant? LastActive
+        Instant? LastActive,
+        [property: JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        Instant? LastSidReroll
     );
 
     public record AuthenticationMethodResponse(