diff --git a/Bio_Industries_2/prototypes/Bio_Cannon/projectiles-item.lua b/Bio_Industries_2/prototypes/Bio_Cannon/projectiles-item.lua
index f1c958b..4ebea4e 100644
--- a/Bio_Industries_2/prototypes/Bio_Cannon/projectiles-item.lua
+++ b/Bio_Industries_2/prototypes/Bio_Cannon/projectiles-item.lua
@@ -18,8 +18,8 @@ if BI.Settings.Bio_Cannon then
           icon_size = 64,
         }
       },
+      ammo_category = "artillery-shell",
       ammo_type = {
-        --~ category = "artillery-shell",
         category = "Bio_Cannon_Ammo",
         target_type = "direction",
         action = {
@@ -54,8 +54,8 @@ if BI.Settings.Bio_Cannon then
           icon_size = 64,
         }
       },
+      ammo_category = "artillery-shell",
       ammo_type = {
-        --~ category = "artillery-shell",
         category = "Bio_Cannon_Ammo",
         target_type = "direction",
         action = {
@@ -89,8 +89,8 @@ if BI.Settings.Bio_Cannon then
           icon_size = 64,
         }
       },
+      ammo_category = "artillery-shell",
       ammo_type = {
-        --~ category = "artillery-shell",
         category = "Bio_Cannon_Ammo",
         target_type = "direction",
         action = {
diff --git a/Bio_Industries_2/prototypes/Bio_Farm/item.lua b/Bio_Industries_2/prototypes/Bio_Farm/item.lua
index 2e1e646..897b233 100644
--- a/Bio_Industries_2/prototypes/Bio_Farm/item.lua
+++ b/Bio_Industries_2/prototypes/Bio_Farm/item.lua
@@ -299,6 +299,7 @@ data:extend(
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       range_modifier = 3,
       cooldown_modifier = 3,
@@ -331,6 +332,7 @@ data:extend(
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       range_modifier = 3,
       cooldown_modifier = 3,
@@ -363,6 +365,7 @@ data:extend(
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       range_modifier = 3,
       cooldown_modifier = 3,
diff --git a/Bio_Industries_2/prototypes/Bio_Turret/entity.lua b/Bio_Industries_2/prototypes/Bio_Turret/entity.lua
index 7043d5e..377f99a 100644
--- a/Bio_Industries_2/prototypes/Bio_Turret/entity.lua
+++ b/Bio_Industries_2/prototypes/Bio_Turret/entity.lua
@@ -15,6 +15,7 @@ data:extend({
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       category = "Bio_Turret_Ammo",
       action = {
@@ -56,6 +57,7 @@ data:extend({
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       category = "Bio_Turret_Ammo",
       action = {
@@ -102,6 +104,7 @@ data:extend({
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       category = "Bio_Turret_Ammo",
       action = {
@@ -152,6 +155,7 @@ data:extend({
         icon_size = 64,
       }
     },
+    ammo_category = "bullet",
     ammo_type = {
       category = "Bio_Turret_Ammo",
       action = {