diff --git a/src/main/java/net/tfminecraft/magic/Cache.java b/src/main/java/net/tfminecraft/magic/Cache.java
index c369ec2..bd12e58 100644
--- a/src/main/java/net/tfminecraft/magic/Cache.java
+++ b/src/main/java/net/tfminecraft/magic/Cache.java
@@ -30,8 +30,8 @@ public final class Cache {
     public static double artifactAuraCap = 150.0;
     public static boolean loggingEnabled = true;
     public static boolean wipeLog = true;
-    /** Real mana spent divided by this equals drift. 1000 means 40 mana -> 0.04. */
-    public static double castDriftManaDivisor = 1000.0;
+    /** Real mana spent divided by this equals drift. 100 means 4 mana -> 0.04. */
+    public static double castDriftManaDivisor = 100.0;
     public static double castDriftMin = 0.01;
     /** Seconds between repeat chat lines explaining why a weapon refused a spell. */
     public static long refuseChatMillis = 30000L;
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 15f3b1b..703c055 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -84,10 +84,10 @@ meditation:
 cast:
   refuse_chat_seconds: 30
 
-# Drift from spending mana on a gated cast. 40 mana -> 0.04 (mana / mana_divisor).
+# Drift from spending mana on a gated cast. 4 mana -> 0.04, 10 mana -> 0.10 (mana / mana_divisor).
 # Surge adds corruption (negative equilibrium). Flow adds tranquility (positive).
 cast_drift:
-  mana_divisor: 1000
+  mana_divisor: 100
   min: 0.01
 
 attunement: