diff --git a/data/manifest.yaml b/data/manifest.yaml
index 8a784331..0909e5e0 100644
--- a/data/manifest.yaml
+++ b/data/manifest.yaml
@@ -478835,6 +478835,12 @@ Planet Destroyer:
   steam:
     id: 1168990
 Planet Diver:
+  files:
+    "<xdgData>/unity3d/Fabraz/Planet Diver/prefs":
+      tags:
+        - config
+      when:
+        - os: linux
   installDir:
     Planet Diver: {}
   launch:
diff --git a/data/wiki-game-cache.yaml b/data/wiki-game-cache.yaml
index 5cb0a7dd..92a47db9 100644
--- a/data/wiki-game-cache.yaml
+++ b/data/wiki-game-cache.yaml
@@ -152397,6 +152397,7 @@ Planet Diver:
   templates:
     - "{{Game data/config|Windows|{{p|HKCU}}\\Software\\Fabraz\\Planet Diver\\}}"
     - "{{Game data/saves|Windows|{{p|HKCU}}\\Software\\Fabraz\\Planet Diver\\}}"
+    - "{{Game data/config|Linux|{{P|xdgdatahome}}/unity3d/Fabraz/Planet Diver/prefs}}"
 Planet Driller:
   pageId: 42599
   steam: 492170