diff --git a/Resources/Prototypes/Entities/Effects/puddle.yml b/Resources/Prototypes/Entities/Effects/puddle.yml
index 0cc4d14c0e..49962ec189 100644
--- a/Resources/Prototypes/Entities/Effects/puddle.yml
+++ b/Resources/Prototypes/Entities/Effects/puddle.yml
@@ -137,6 +137,8 @@
         hard: false
   - type: IconSmooth
     key: puddles
+    additionalKeys:
+    - walls
     base: splat
     mode: CardinalFlags
   - type: SolutionContainerManager