diff --git a/src/Infrastructure.EntityFramework/Repositories/Queries/CipherDetailsQuery.cs b/src/Infrastructure.EntityFramework/Repositories/Queries/CipherDetailsQuery.cs
index 02d95bce9f5e..b9affcf94707 100644
--- a/src/Infrastructure.EntityFramework/Repositories/Queries/CipherDetailsQuery.cs
+++ b/src/Infrastructure.EntityFramework/Repositories/Queries/CipherDetailsQuery.cs
@@ -27,8 +27,8 @@ public virtual IQueryable<CipherDetails> Run(DatabaseContext dbContext)
                         RevisionDate = c.RevisionDate,
                         DeletedDate = c.DeletedDate,
                         Reprompt = c.Reprompt,
-                        Favorite = _userId.HasValue && c.Favorites != null && c.Favorites.Contains($"\"{_userId}\":true"),
-                        FolderId = (_ignoreFolders || !_userId.HasValue || c.Folders == null || !c.Folders.Contains(_userId.Value.ToString())) ?
+                        Favorite = _userId.HasValue && c.Favorites != null && c.Favorites.ToLowerInvariant().Contains($"\"{_userId}\":true"),
+                        FolderId = (_ignoreFolders || !_userId.HasValue || c.Folders == null || !c.Folders.ToLowerInvariant().Contains(_userId.Value.ToString())) ?
                             null :
                             CoreHelpers.LoadClassFromJsonData<Dictionary<Guid, Guid>>(c.Folders)[_userId.Value],
                     };
diff --git a/src/Infrastructure.EntityFramework/Repositories/Queries/UserCipherDetailsQuery.cs b/src/Infrastructure.EntityFramework/Repositories/Queries/UserCipherDetailsQuery.cs
index 91e43f90501d..dd0353304535 100644
--- a/src/Infrastructure.EntityFramework/Repositories/Queries/UserCipherDetailsQuery.cs
+++ b/src/Infrastructure.EntityFramework/Repositories/Queries/UserCipherDetailsQuery.cs
@@ -66,7 +66,7 @@ from cg in cg_g.DefaultIfEmpty()
             CreationDate = c.CreationDate,
             RevisionDate = c.RevisionDate,
             DeletedDate = c.DeletedDate,
-            Favorite = _userId.HasValue && c.Favorites != null && c.Favorites.Contains($"\"{_userId}\":true"),
+            Favorite = _userId.HasValue && c.Favorites != null && c.Favorites.ToLowerInvariant().Contains($"\"{_userId}\":true"),
             FolderId = GetFolderId(_userId, c),
             Edit = true,
             Reprompt = c.Reprompt,