diff --git a/desktop_version/src/Input.cpp b/desktop_version/src/Input.cpp
index 7277389f..390a142b 100644
--- a/desktop_version/src/Input.cpp
+++ b/desktop_version/src/Input.cpp
@@ -2258,7 +2258,7 @@ void gameinput(void)
             game.gravitycontrol = 1;
             for (size_t ie = 0; ie < obj.entities.size(); ++ie)
             {
-                if (obj.entities[ie].rule == 0)
+                if (obj.entities[ie].rule == 0 && obj.entities[ie].onground)
                 {
                     obj.entities[ie].vy = -4;
                     obj.entities[ie].ay = -3;
@@ -2273,7 +2273,7 @@ void gameinput(void)
             game.gravitycontrol = 0;
             for (size_t ie = 0; ie < obj.entities.size(); ++ie)
             {
-                if (obj.entities[ie].rule == 0)
+                if (obj.entities[ie].rule == 0 && obj.entities[ie].onroof)
                 {
                     obj.entities[ie].vy = 4;
                     obj.entities[ie].ay = 3;