diff --git a/etc/fixformat.py b/etc/fixformat.py
new file mode 100644
index 0000000000000000000000000000000000000000..4328b15ab6fc64b4e33d6b26bf431ce7f8569c43
--- /dev/null
+++ b/etc/fixformat.py
@@ -0,0 +1,15 @@
+#fix format fro SIP devices
+from tango import *
+gp=Group('vpg')
+
+
+gp.add('sr/vacuum/vg*')
+
+for vgpname in gp.get_device_list():
+    attrname = vgpname+'/Pressure'
+    print(attrname)
+    vgp_pressure  = AttributeProxy(attrname)
+    cfx = vgp_pressure.get_config()
+    cfx.format = '%.2e'
+    cfx.display_unit = 'mbar'
+    vgp_pressure.set_config(cfx)