diff --git a/src/main/java/ru/bclib/api/dataexchange/handler/autosync/SendFiles.java b/src/main/java/ru/bclib/api/dataexchange/handler/autosync/SendFiles.java
index 21ec6d47..000be5c0 100644
--- a/src/main/java/ru/bclib/api/dataexchange/handler/autosync/SendFiles.java
+++ b/src/main/java/ru/bclib/api/dataexchange/handler/autosync/SendFiles.java
@@ -156,7 +156,7 @@ public class SendFiles extends DataHandler.FromServer {
 		if (e instanceof AutoFileSyncEntry.ForModFileRequest mase){
 			removeAfter = path;
 			int count = 0;
-			final String prefix = "_bclib_synced";
+			final String prefix = "_bclib_synced_";
 			String name = prefix + mase.modID + "_" + mase.version.replace(".", "_") + ".jar";
 			do {
 				if (path != null) {