diff --git a/collator/src/collator/mod.rs b/collator/src/collator/mod.rs
index 98451a997..4be63b55f 100644
--- a/collator/src/collator/mod.rs
+++ b/collator/src/collator/mod.rs
@@ -462,7 +462,7 @@ impl CollatorStdImpl {
                             ));
                         } else {
                             // last processed_to anchor in shard can be before last procssed in master
-                            // it is normal, so we should not cancel collation buy we unable to import init anchors
+                            // it is normal, so we should not cancel collation but we unable to import init anchors
                             false
                         }
                     } else {
diff --git a/collator/src/manager/mod.rs b/collator/src/manager/mod.rs
index 0ade086f9..9a113efb6 100644
--- a/collator/src/manager/mod.rs
+++ b/collator/src/manager/mod.rs
@@ -1324,6 +1324,11 @@ where
                     &mc_block_entry.top_shard_blocks_info,
                 )?;
 
+                // when we run sync by any reason we should drop uncommitted queue updates
+                // after restoring the required state
+                // to avoid panics if next block was already collated before an it is incorrect
+                self.mq_adapter.clear_session_state()?;
+
                 let state = mc_block_entry.cached_state()?;
 
                 // HACK: do not need to set master block latest chain time from zerostate when using mempool stub