diff --git a/src/common/kernel/battle.c b/src/common/kernel/battle.c
index 7270185f2..a0da092ca 100644
--- a/src/common/kernel/battle.c
+++ b/src/common/kernel/battle.c
@@ -722,6 +722,7 @@ static int
 CavalryBonus(const unit * u, troop enemy)
 {
   static int mode = -1;
+
   if (mode<0) {
     mode = get_param_int(global.parameters, "rules.cavalry.mode", 1);
   }
diff --git a/src/common/kernel/magic.c b/src/common/kernel/magic.c
index b56504569..9bcc1f99e 100644
--- a/src/common/kernel/magic.c
+++ b/src/common/kernel/magic.c
@@ -1081,6 +1081,8 @@ spellpower(region * r, unit * u, const spell * sp, int cast_level, struct order
 {
   curse * c;
   double force = cast_level;
+  int elf_power = -1;
+
   if (sp==NULL) {
     return 0;
   } else {
@@ -1091,6 +1093,12 @@ spellpower(region * r, unit * u, const spell * sp, int cast_level, struct order
   }
 
   if (get_item(u, I_RING_OF_POWER) > 0) ++force;
+  if (elf_power<0) {
+    elf_power = get_param_int(global.parameters, "rules.magic.elfpower", 0);
+  }
+  if (elf_power && u->race==new_race[RC_ELF] && r_isforest(r)) {
+    ++force;
+  }
 
   /* Antimagie in der Zielregion */
   c = get_curse(r->attribs, ct_find("antimagiczone"));
diff --git a/src/res/e2k9.xml b/src/res/e2k9.xml
index 9aabedf20..5195995cc 100644
--- a/src/res/e2k9.xml
+++ b/src/res/e2k9.xml
@@ -138,6 +138,7 @@
     <param name="rules.cavalry.mode" value="1"/>
     <param name="rules.magic.factionlist" value="1"/>
     <param name="rules.magic.common" value="tybied"/> <!-- tybied spells can be cast by anyone -->
+    <param name="rules.magic.elfpower" value="1"/> <!-- elves get ring-of-power bonus in a forest -->
     <param name="rules.magic.playerschools" value="gwyrrd illaun draig cerddor"/>
     <param name="rules.economy.taxation" value="1"/>
     <param name="rules.economy.wages" value="1"/>