diff --git a/ai.asm b/ai.asm
index 65a27b6..f502537 100644
--- a/ai.asm
+++ b/ai.asm
@@ -324,6 +324,7 @@ NoUseDefensive
 	; use defensives like Tosser
 	jsr TosserDefensives
 	; now select best target
+	mva #$00 PreferHumansFlag
 	jsr FindBestTarget3
 	sty TargetTankNr
 	; aiming
@@ -364,6 +365,7 @@ HighForce
 	; use defensives like Tosser
 	jsr TosserDefensives
 	; now select best target
+	mva #$00 PreferHumansFlag
 	jsr FindBestTarget3
 	sty TargetTankNr
 	; aiming
@@ -403,6 +405,7 @@ HighForce
 	; use defensives like Tosser
 	jsr TosserDefensives
 	; now select best target
+	mva #$ff PreferHumansFlag
 	jsr FindBestTarget3
 	sty TargetTankNr
 	; aiming
@@ -441,7 +444,7 @@ HighForce
 ; direcion of shoot in A (0 - left, >0 - right)
 ;----------------------------------------------
 	jsr MakeLowResDistances
-	lda #101
+	lda #202
 	sta temp2 ; max possible energy
 	lda #0
 	sta tempor2	; direction of shoot
@@ -454,9 +457,16 @@ loop01
 	beq skipThisPlayer
 	lda eXistenZ,y
 	beq skipThisPlayer
-	
-	;enemy on the right
-	lda Energy,y
+
+	bit PreferHumansFlag
+	bpl NoPreferHumans
+	lda skilltable,y
+	beq ItIsHuman
+	lda #100
+ItIsHuman
+NoPreferHumans
+	clc
+	adc Energy,y	; if robotank energy=energy+100
 	cmp temp2 ; lowest
 	bcs lowestIsLower
 	sta temp2
@@ -465,6 +475,7 @@ loop01
 	lda LowResDistances,x
 	cmp LowResDistances,y
 	bcs EnemyOnTheLeft
+	; enemy on right
 	inc tempor2	; set direction to right
 	
 EnemyOnTheLeft	
diff --git a/scorch.xex b/scorch.xex
index f506603..2cfffa2 100644
Binary files a/scorch.xex and b/scorch.xex differ
diff --git a/variables.asm b/variables.asm
index 1333993..dd8c13d 100644
--- a/variables.asm
+++ b/variables.asm
@@ -206,6 +206,7 @@ EndOfTheFallFlag  .DS 1   ; in case of the infinite fall
 ;Parachute .DS 1 ; are you insured with parachute?
 FloatingAlt	.DS 1	; floating tank altitude
 FunkyWallFlag = FloatingAlt	; reuse this variable in different weapon (Funky Bomb)!
+PreferHumansFlag = FloatingAlt ; second reuse in AI Aim proc
 ;----------------------------------------------------
 ;Flight
 ;variables for 5 missiles (used for mirv)