diff --git a/data/statuses.js b/data/statuses.js
index c978b2ea61..a76c0caaa2 100644
--- a/data/statuses.js
+++ b/data/statuses.js
@@ -172,9 +172,9 @@ exports.BattleStatuses = {
 				return;
 			}
 			if (this.effectData.source.item === 'bindingband') {
-				this.damage(pokemon.maxhp/8);
+				this.damage(pokemon.maxhp/6);
 			} else {
-				this.damage(pokemon.maxhp/16);
+				this.damage(pokemon.maxhp/8);
 			}
 		},
 		onEnd: function(pokemon) {
diff --git a/mods/gen5/statuses.js b/mods/gen5/statuses.js
index a4d3bb972a..3d6b7d6e63 100644
--- a/mods/gen5/statuses.js
+++ b/mods/gen5/statuses.js
@@ -5,4 +5,18 @@ exports.BattleStatuses = {
 			this.effectData.time = this.effectData.startTime;
 		}
 	}
+	partiallytrapped: {
+		inherit: true,
+		onResidual: function(pokemon) {
+			if (this.effectData.source && (!this.effectData.source.isActive || this.effectData.source.hp <= 0)) {
+				pokemon.removeVolatile('partiallytrapped');
+				return;
+			}
+			if (this.effectData.source.item === 'bindingband') {
+				this.damage(pokemon.maxhp/8);
+			} else {
+				this.damage(pokemon.maxhp/16);
+			}
+		},
+	}
 };