diff --git a/data/mods/Magiclysm/effects/effects.json b/data/mods/Magiclysm/effects/effects.json
index be63fc3032b07..30b76c3352c7a 100644
--- a/data/mods/Magiclysm/effects/effects.json
+++ b/data/mods/Magiclysm/effects/effects.json
@@ -345,8 +345,7 @@
     "int_add_val": 1,
     "apply_message": "Roots rip out from the ground and impale your enemies!",
     "remove_message": "The roots wither up and die.",
-    "base_mods": { "speed_mod": [ -30 ] },
-    "scaling_mods": { "speed_mod": [ -5 ] }
+    "enchantments": [ { "condition": { "u_is_on_terrain_with_flag": "DIGGABLE" }, "values": [ { "value": "SPEED", "add": -25 } ] } ]
   },
   {
     "type": "effect_type",