diff --git a/v1.0/Software/OESD.ino b/v1.0/Software/OESD.ino
index 839b4a7..13bcde6 100644
--- a/v1.0/Software/OESD.ino
+++ b/v1.0/Software/OESD.ino
@@ -749,7 +749,7 @@ bool handle_encoder()
                 }
                 case MODE_CONTACT_DISCHARGE:
                 {
-                    if(menu_status==2 && voltage>-12)
+                    if(menu_status==2 && voltage>-8)
                     {
                         voltage=voltage-1;   
                     }
@@ -798,7 +798,7 @@ bool handle_encoder()
                 }
                 case MODE_CONTACT_DISCHARGE:
                 {                
-                    if(menu_status==2 && voltage<12)
+                    if(menu_status==2 && voltage<8)
                     {
                         voltage=voltage+1;   
                     }