diff --git a/ai.asm b/ai.asm
index 548bb68..985793b 100644
--- a/ai.asm
+++ b/ai.asm
@@ -219,18 +219,12 @@ AngleTable    ; 16 bytes ;ba w $348b L$3350
     lda Energy,x
     cmp #60
     bcs EnoughEnergy
-    ; lower than 30 units - check battery
+    ; lower than 60 units - check battery
     ldy #ind_Battery
     lda (temp),y  ; has address of TanksWeaponsTable
     cmp #2
-    bcc LowBatteries
     ; we have more than 2 batteries - use one
-    sec
-    sbc #1
-    sta (temp),y
-    lda #99
-    sta Energy,x
-    jsr MaxForceCalculate
+    bcs UseBattery.UseIt
 EnoughEnergy
 LowBatteries
     ; if low energy ten use battery (no RTS :) )
@@ -262,6 +256,7 @@ EnoughEnergy
     lda (temp),y  ; has address of TanksWeaponsTable
     beq NoBatteries
     ; we have batteries - use one
+UseIt
     sec
     sbc #1
     sta (temp),y
diff --git a/constants.asm b/constants.asm
index 404ae09..94a11e7 100644
--- a/constants.asm
+++ b/constants.asm
@@ -639,7 +639,7 @@ CreditsStart
     dta   d" "*
     dta   d"Ideas, help and QA"^
     dta   d"Bocianu, Probabilitydragon,"^
-    dta   d"EnderDude, Dracon, TDC,"^
+    dta   d"EnderDude, Dracon, Jakub Husak, TDC,"^
     dta   d"Beeblebrox, KrzysRog, lopezpb,"^
     dta   d"brad-colbert, archon800, nowy80,"^
     dta   d"Shaggy the Atarian, RetroBorsuk, ZPH"
diff --git a/scorch.bin b/scorch.bin
index 0778971..bc92be3 100644
Binary files a/scorch.bin and b/scorch.bin differ
diff --git a/scorch.xex b/scorch.xex
index 9038505..3577877 100644
Binary files a/scorch.xex and b/scorch.xex differ