diff --git a/code/modules/organs/blood.dm b/code/modules/organs/blood.dm
index 4e300dbaea2..c3e623271bc 100644
--- a/code/modules/organs/blood.dm
+++ b/code/modules/organs/blood.dm
@@ -64,13 +64,13 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 		// Damaged heart virtually reduces the blood volume, as the blood isn't
 		// being pumped properly anymore.
 		var/datum/organ/internal/heart/heart = internal_organs["heart"]
-		switch(heart.damage)
-			if(1 to heart.min_bruised_damage)
-				blood_volume *= 0.8
-			if(heart.min_bruised_damage to heart.min_broken_damage)
-				blood_volume *= 0.6
-			if(heart.min_broken_damage to INFINITY)
-				blood_volume *= 0.3
+
+		if(heart.damage > 1 && heart.damage < heart.min_bruised_damage)
+			blood_volume *= 0.8
+		else if(heart.damage >= heart.min_bruised_damage && heart.damage < heart.min_broken_damage)
+			blood_volume *= 0.6
+		else if(heart.damage >= heart.min_broken_damage && heart.damage < INFINITY)
+			blood_volume *= 0.3
 
 		//Effects of bloodloss
 		switch(blood_volume)