diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
index 69b2f92831..7d0c629fe3 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
@@ -687,6 +687,7 @@
   - type: Tag
     tags:
     - Trash
+    - CannotSuicide
   - type: Recyclable
   - type: Respirator
     damage:
diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/xeno.yml b/Resources/Prototypes/Entities/Mobs/NPCs/xeno.yml
index 3c880dd589..abe89848a1 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/xeno.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/xeno.yml
@@ -84,6 +84,9 @@
     heatDamageThreshold: 360
     coldDamageThreshold: -150
     currentTemperature: 310.15
+  - type: Tag
+    tags:
+      - CannotSuicide
 
 - type: entity
   name: purple snake
diff --git a/Resources/Prototypes/Entities/Mobs/Player/silicon.yml b/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
index aaf261326a..1e8c26e05c 100644
--- a/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
+++ b/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
@@ -166,6 +166,9 @@
     softness: 5
     mask: /Textures/Effects/LightMasks/cone.png
     autoRot: true
+  - type: Tag
+    tags:
+      - CannotSuicide
 
 - type: entity
   name: onestar mecha