diff --git a/chain/src/txhashset/txhashset.rs b/chain/src/txhashset/txhashset.rs
index 0ed33e087..45ee95cc7 100644
--- a/chain/src/txhashset/txhashset.rs
+++ b/chain/src/txhashset/txhashset.rs
@@ -1451,7 +1451,7 @@ fn check_and_remove_files(txhashset_path: &PathBuf, header: &BlockHeader) -> Res
 	}
 
 	// Then compare the files found in the subdirectories
-	let pmmr_files_expected: HashSet<_> = PMMR_FILES
+	let mut pmmr_files_expected: HashSet<_> = PMMR_FILES
 		.iter()
 		.cloned()
 		.map(|s| {
@@ -1462,6 +1462,8 @@ fn check_and_remove_files(txhashset_path: &PathBuf, header: &BlockHeader) -> Res
 			}
 		})
 		.collect();
+	// prevent checker from deleting 3 dot file, could be removed after mainnet
+	pmmr_files_expected.insert(format!("pmmr_leaf.bin.{}...", header.hash()));
 
 	let subdirectories = fs::read_dir(txhashset_path)?;
 	for subdirectory in subdirectories {
diff --git a/store/src/pmmr.rs b/store/src/pmmr.rs
index 2148ff681..d22f435cc 100644
--- a/store/src/pmmr.rs
+++ b/store/src/pmmr.rs
@@ -194,8 +194,8 @@ impl<T: PMMRable> PMMRBackend<T> {
 				header.hash()
 			);
 			// Check for a ... (3 dot) ending version of the file - could probably be removed after mainnet
-			let compaitble_snapshot_path = PathBuf::from(leaf_snapshot_path.clone() + "...");
-			if compaitble_snapshot_path.exists() {
+			let compatible_snapshot_path = PathBuf::from(leaf_snapshot_path.clone() + "...");
+			if compatible_snapshot_path.exists() {
 				LeafSet::copy_snapshot(&leaf_set_path, &compaitble_snapshot_path)?;
 			} else {
 				LeafSet::copy_snapshot(&leaf_set_path, &PathBuf::from(leaf_snapshot_path))?;