diff --git a/migrations/schema.sql b/migrations/schema.sql
index f5da902b7..e4aa28422 100644
--- a/migrations/schema.sql
+++ b/migrations/schema.sql
@@ -302,7 +302,7 @@ CREATE TABLE IF NOT EXISTS dockerRegistries(
 CREATE TABLE IF NOT EXISTS volumes(
     id VARCHAR(128) NOT NULL UNIQUE,
     name VARCHAR(256) NOT NULL UNIQUE,
-    hostPath VARCHAR(1024) NOT NULL UNIQUE, // computed hostPath
+    hostPath VARCHAR(768) NOT NULL UNIQUE, // computed hostPath . has to be < 768*4 (3072) bytes
     creationTime TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
     mountType VARCHAR(16) DEFAULT "noop",
     mountOptionsJson TEXT,