diff --git a/check_process b/check_process
index d4f9b69..adc364a 100644
--- a/check_process
+++ b/check_process
@@ -18,7 +18,9 @@
 		# upgrade=1	from_commit=d05248ceeffca8401dea6ac14bf7af7096345cbe
 		# 0.9.5.2~ynh1
 		# upgrade=1	from_commit=3c3d7d56540e12245f45dc7c3b9334285ac475ca
-		backup_restore=1
+		# 0.9.5.2~ynh3
+		upgrade=1	from_commit=b1ff1f8e6c30907f1f5f57f840b2d23f0eea0169
+                backup_restore=1
 		multi_instance=1
 		port_already_use=0
 		change_url=1