diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/AssassinsBlade.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/AssassinsBlade.java
index c0dc43c32..5cd0dac41 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/AssassinsBlade.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/AssassinsBlade.java
@@ -43,10 +43,15 @@ public class AssassinsBlade extends MeleeWeapon {
 	@Override
 	public int damageRoll(Hero hero) {
 		Char enemy = hero.enemy();
-		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero))
+		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero)) {
 			//deals avg damage to max on surprise, instead of min to max.
-			return imbue.damageFactor(Random.NormalIntRange((min() + max())/2, max()));
-		else
+			int damage = imbue.damageFactor(Random.NormalIntRange((min() + max()) / 2, max()));
+			int exStr = hero.STR() - STRReq();
+			if (exStr > 0) {
+				damage += Random.IntRange( 0, exStr );
+			}
+			return damage;
+		} else
 			return super.damageRoll(hero);
 	}
 
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dagger.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dagger.java
index 46db858f9..4efeef5a4 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dagger.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dagger.java
@@ -43,10 +43,15 @@ public class Dagger extends MeleeWeapon {
 	@Override
 	public int damageRoll(Hero hero) {
 		Char enemy = hero.enemy();
-		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero))
+		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero)) {
 			//deals avg damage to max on surprise, instead of min to max.
-			return imbue.damageFactor(Random.NormalIntRange((min() + max())/2, max()));
-		else
+			int damage = imbue.damageFactor(Random.NormalIntRange((min() + max()) / 2, max()));
+			int exStr = hero.STR() - STRReq();
+			if (exStr > 0) {
+				damage += Random.IntRange( 0, exStr );
+			}
+			return damage;
+		} else
 			return super.damageRoll(hero);
 	}
 }
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dirk.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dirk.java
index 3266c1043..aa7e37a51 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dirk.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/weapon/melee/Dirk.java
@@ -43,10 +43,15 @@ public class Dirk extends MeleeWeapon {
 	@Override
 	public int damageRoll(Hero hero) {
 		Char enemy = hero.enemy();
-		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero))
+		if (enemy instanceof Mob && ((Mob) enemy).surprisedBy(hero)) {
 			//deals avg damage to max on surprise, instead of min to max.
-			return imbue.damageFactor(Random.NormalIntRange((min() + max())/2, max()));
-		else
+			int damage = imbue.damageFactor(Random.NormalIntRange((min() + max()) / 2, max()));
+			int exStr = hero.STR() - STRReq();
+			if (exStr > 0) {
+				damage += Random.IntRange( 0, exStr );
+			}
+			return damage;
+		} else
 			return super.damageRoll(hero);
 	}
 }