diff --git a/source/player.cpp b/source/player.cpp
index f472c72..574d748 100644
--- a/source/player.cpp
+++ b/source/player.cpp
@@ -260,13 +260,16 @@ void Player::move()
             x = pos + 1;
         }
 
-        // Si ha tocado alguna rampa, asciende
-        v_line_t leftSide = {(int)x, (int)y, (int)y + h - 1};
-        const int ly = room->checkLeftSlopes(&leftSide);
-        if (ly > -1)
+        // Si ha tocado alguna rampa mientras camina (sin saltar), asciende
+        if (state != s_jumping)
         {
-            y = ly - h;
-            setState(s_standing);
+            v_line_t leftSide = {(int)x, (int)y + h - 2, (int)y + h - 1};
+            const int ly = room->checkLeftSlopes(&leftSide);
+            if (ly > -1)
+            {
+                y = ly - h;
+                setState(s_standing);
+            }
         }
     }
 
@@ -293,13 +296,16 @@ void Player::move()
             x = pos - w;
         }
 
-        // Si ha tocado alguna rampa, asciende
-        v_line_t rightSide = {(int)x + w - 1, (int)y, (int)y + h - 1};
-        const int ry = room->checkRightSlopes(&rightSide);
-        if (ry > -1)
+        // Si ha tocado alguna rampa mientras camina (sin saltar), asciende
+        if (state != s_jumping)
         {
-            y = ry - h;
-            setState(s_standing);
+            v_line_t rightSide = {(int)x + w - 1, (int)y + h - 2, (int)y + h - 1};
+            const int ry = room->checkRightSlopes(&rightSide);
+            if (ry > -1)
+            {
+                y = ry - h;
+                setState(s_standing);
+            }
         }
     }
 
diff --git a/source/room.cpp b/source/room.cpp
index 18a0cb4..94942ec 100644
--- a/source/room.cpp
+++ b/source/room.cpp
@@ -488,7 +488,7 @@ void Room::fillMapTexture()
         }
 
         // LeftSlopes
-        if (false)
+        if (true)
         {
             for (auto l : leftSlopes)
             {