diff --git a/RMuseum/RMuseum.xml b/RMuseum/RMuseum.xml
index f3ddaec3..c3f63787 100644
--- a/RMuseum/RMuseum.xml
+++ b/RMuseum/RMuseum.xml
@@ -20600,6 +20600,14 @@
             <param name="correction"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.Implementation.GanjoorService.DeleteCatCorrectionsAsync(System.Guid,System.Int32)">
+            <summary>
+            delete unreviewed user corrections for a cat
+            </summary>
+            <param name="userId"></param>
+            <param name="catId"></param>
+            <returns></returns>
+        </member>
         <member name="P:RMuseum.Services.Implementation.GanjoorService.AggressiveCacheEnabled">
             <summary>
             aggressive cache
diff --git a/RMuseum/Services/Implementation/GanjoorService.cs b/RMuseum/Services/Implementation/GanjoorService.cs
index a923b061..1d2f169b 100644
--- a/RMuseum/Services/Implementation/GanjoorService.cs
+++ b/RMuseum/Services/Implementation/GanjoorService.cs
@@ -3916,6 +3916,25 @@ namespace RMuseum.Services.Implementation
             return new RServiceResult<GanjoorCatCorrectionViewModel>(correction);
         }
 
+        /// <summary>
+        /// delete unreviewed user corrections for a cat
+        /// </summary>
+        /// <param name="userId"></param>
+        /// <param name="catId"></param>
+        /// <returns></returns>
+        public async Task<RServiceResult<bool>> DeleteCatCorrectionsAsync(Guid userId, int catId)
+        {
+            var preCorrections = await _context.GanjoorCatCorrections
+                .Where(c => c.UserId == userId && c.CatId == catId && c.Reviewed == false)
+                .ToListAsync();
+            if (preCorrections.Count > 0)
+            {
+                _context.GanjoorCatCorrections.RemoveRange(preCorrections);
+                await _context.SaveChangesAsync();
+            }
+            return new RServiceResult<bool>(true);
+        }
+
 
         /// <summary>
         /// aggressive cache