diff --git a/3rdParty/iresearch/core/index/index_writer.cpp b/3rdParty/iresearch/core/index/index_writer.cpp
index 7c50242728..943b0ff680 100644
--- a/3rdParty/iresearch/core/index/index_writer.cpp
+++ b/3rdParty/iresearch/core/index/index_writer.cpp
@@ -2038,6 +2038,11 @@ index_writer::pending_context_t index_writer::flush_all(const before_commit_f& b
       // pending consolidation request
       pending_candidates_count += candidates.size();
     } else {
+      // during consolidation doc_mask could be already populated even for just merged segment
+      if (pending_segment.segment.meta.docs_count != pending_segment.segment.meta.live_docs_count) {
+        index_utils::read_document_mask(docs_mask, dir, pending_segment.segment.meta);
+      }
+      bool docs_mask_modified = false;
       // pending already imported/consolidated segment, apply deletes
       // mask documents matching filters from segment_contexts (i.e. from new operations)
       for (auto& modifications: ctx->pending_segment_contexts_) {
@@ -2052,7 +2057,7 @@ index_writer::pending_context_t index_writer::flush_all(const before_commit_f& b
           modifications_end - modifications_begin
         );
 
-        add_document_mask_modified_records(
+        docs_mask_modified |= add_document_mask_modified_records(
           modification_queries,
           docs_mask,
           cached_readers_, // reader cache for segments
@@ -2060,6 +2065,11 @@ index_writer::pending_context_t index_writer::flush_all(const before_commit_f& b
           pending_segment.generation
         );
       }
+
+      // if mask left untouched, reset it, to prevent unnecessary writes
+      if (!docs_mask_modified) {
+        docs_mask.clear();
+      }
     }
 
     // skip empty segments
diff --git a/CHANGELOG b/CHANGELOG
index 6694c99603..ea1ac98d41 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,10 @@
 v3.5.3 (XXXX-XX-XX)
 -------------------
 
+* Fixed ArangoSearch index removes being discarded on commiting consolidation
+  results with pending removes after some segments under consolidation were
+  already committed.
+
 * Assertion fail when no timestamp in agency's persistence.
 
 * Fixed internal issue #647: custom analyzer provokes errors on Active Failover