diff --git a/arclight-common/src/main/java/io/izzel/arclight/common/mod/util/remapper/ArclightClassCache.java b/arclight-common/src/main/java/io/izzel/arclight/common/mod/util/remapper/ArclightClassCache.java
index 2ab6d67e..38fbb573 100644
--- a/arclight-common/src/main/java/io/izzel/arclight/common/mod/util/remapper/ArclightClassCache.java
+++ b/arclight-common/src/main/java/io/izzel/arclight/common/mod/util/remapper/ArclightClassCache.java
@@ -130,6 +130,7 @@ public abstract class ArclightClassCache implements AutoCloseable {
                     Files.createDirectories(blob);
                 }
                 if (obsolete) {
+                    Files.deleteIfExists(version);
                     Files.writeString(version, current, StandardOpenOption.CREATE);
                     ArclightMod.LOGGER.info(MARKER, "Obsolete plugin class cache is cleared");
                 }