--- scripts/prefix.sh
+++ scripts/prefix.sh
@@ -21,5 +21,7 @@
      s/^CREATE SEQUENCE /CREATE SEQUENCE $PRFX/;
      s/^ALTER SEQUENCE /ALTER SEQUENCE $PRFX/;
      s/^CREATE INDEX \(.*\) ON /CREATE INDEX \\1 ON $PRFX/;
-     " $2
-
+     s/^UPDATE \(.*\) SET /UPDATE $PRFX\\1 SET /;
+     s/^DROP TABLE IF EXISTS /DROP TABLE IF EXISTS $PRFX/;
+     " $2
+