diff --git a/code/modules/power/gravitygenerator.dm b/code/modules/power/gravitygenerator.dm
index 9dccfb4435d..ea885d1ee24 100644
--- a/code/modules/power/gravitygenerator.dm
+++ b/code/modules/power/gravitygenerator.dm
@@ -287,11 +287,17 @@ var/const/GRAV_NEEDS_WRENCH = 3
 			alert = 1
 			investigate_log("was brought online and is now producing gravity for this level.", "gravity")
 			message_admins("The gravity generator was brought online. (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[x];Y=[y];Z=[z]'>[area.name]</a>)")
+			for(var/area/A in world)
+				if (A.z != 1) continue
+				A.gravitychange(1,A)
 	else
 		if(gravity_in_level() == 1)
 			alert = 1
 			investigate_log("was brought offline and there is now no gravity for this level.", "gravity")
 			message_admins("The gravity generator was brought offline with no backup generator. (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[x];Y=[y];Z=[z]'>[area.name]</a>)")
+			for(var/area/A in world)
+				if (A.z != 1) continue
+				A.gravitychange(0,A)
 
 	update_icon()
 	update_list()