diff --git a/BUK-M2/Nasal/damage.nas b/BUK-M2/Nasal/damage.nas
index 071b7e8..41e9ffa 100644
--- a/BUK-M2/Nasal/damage.nas
+++ b/BUK-M2/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/Frigate/Nasal/damage.nas b/Frigate/Nasal/damage.nas
index 56c39fc..c20152b 100644
--- a/Frigate/Nasal/damage.nas
+++ b/Frigate/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/depot/Nasal/damage.nas b/depot/Nasal/damage.nas
index 415d884..d097fc5 100644
--- a/depot/Nasal/damage.nas
+++ b/depot/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/fleet/Nasal/damage.nas b/fleet/Nasal/damage.nas
index 1ae18a1..8e13fb3 100644
--- a/fleet/Nasal/damage.nas
+++ b/fleet/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/gci-radar/Nasal/damage.nas b/gci-radar/Nasal/damage.nas
index a161d96..8b21013 100644
--- a/gci-radar/Nasal/damage.nas
+++ b/gci-radar/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/groundtarget/Nasal/damage.nas b/groundtarget/Nasal/damage.nas
index 7b4aa62..e64bba9 100644
--- a/groundtarget/Nasal/damage.nas
+++ b/groundtarget/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {
diff --git a/missile-frigate/Nasal/damage.nas b/missile-frigate/Nasal/damage.nas
index cd2b7cb..0d5ed2d 100644
--- a/missile-frigate/Nasal/damage.nas
+++ b/missile-frigate/Nasal/damage.nas
@@ -222,7 +222,7 @@ var incoming_listener = func {
                 var lbs = warhead_lbs[type];
                 var maxDist = maxDamageDistFromWarhead(lbs);
                 var distance = math.max(0,rand()*5-full_damage_dist_m);#being 0 to 5 meters from a bomblet on average.
-                var diff = maxDist-distance;
+                var diff = math.max(0, maxDist-distance);
                 diff = diff * diff;
                 var probability = diff / (maxDist*maxDist);
                 if (use_hitpoints_instead_of_failure_modes_bool) {