diff --git a/asm/macros/battle_anim_script.inc b/asm/macros/battle_anim_script.inc
index ef838d2832..c3317d4cc8 100644
--- a/asm/macros/battle_anim_script.inc
+++ b/asm/macros/battle_anim_script.inc
@@ -561,8 +561,8 @@
 	createsprite gZapCannonBallSpriteTemplate, \anim_battler, \subpriority_offset, \x, \y, \x2, \y2, \duration, \location
 	.endm
 
-	.macro create_zap_cannon_spark_sprite anim_battler:req, subpriority_offset:req, unk0=10, unk1=0, radius:req, unk3=30, unk4:req, unk5=40, unk6:req
-	createsprite gZapCannonSparkSpriteTemplate, \anim_battler, \subpriority_offset, \unk0, \unk1, \radius, \unk3, \unk4, \unk5, \unk6
+	.macro create_zap_cannon_spark_sprite anim_battler:req, subpriority_offset:req, x:req, y:req, radius:req, duration:req, unk4:req, unk5:req, unk6:req
+	createsprite gZapCannonSparkSpriteTemplate, \anim_battler, \subpriority_offset, \x, \y, \radius, \duration, \unk4, \unk5, \unk6
 	.endm
 
 	@.macro create_sprite anim_battler:req, subpriority_offset:req
diff --git a/data/battle_anim_scripts.s b/data/battle_anim_scripts.s
index 9d73547134..682dcf8880 100644
--- a/data/battle_anim_scripts.s
+++ b/data/battle_anim_scripts.s
@@ -7205,14 +7205,14 @@ Move_ZAP_CANNON:
 	loadspritegfx ANIM_TAG_SPARK_2
 	playsewithpan SE_M_THUNDER_WAVE, SOUND_PAN_ATTACKER
 	create_zap_cannon_ball_sprite ANIM_TARGET, 3, x=10, y=0, x2=0, y2=0, duration=30, location=0
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=16, unk4=0, unk6=0
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=16, unk4=64, unk6=1
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=16, unk4=128, unk6=0
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=16, unk4=192, unk6=2
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=8, unk4=32, unk6=0
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=8, unk4=96, unk6=1
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=8, unk4=160, unk6=0
-	create_zap_cannon_spark_sprite ANIM_TARGET, 4, radius=8, unk4=224, unk6=2
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=16, duration=30, unk4=0, unk5=40, unk6=0
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=16, duration=30, unk4=64, unk5=40, unk6=1
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=16, duration=30, unk4=128, unk5=40, unk6=0
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=16, duration=30, unk4=192, unk5=40, unk6=2
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=8, duration=30, unk4=32, unk5=40, unk6=0
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=8, duration=30, unk4=96, unk5=40, unk6=1
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=8, duration=30, unk4=160, unk5=40, unk6=0
+	create_zap_cannon_spark_sprite ANIM_TARGET, 4, x=10, y=0, radius=8, duration=30, unk4=224, unk5=40, unk6=2
 	waitforvisualfinish
 	createvisualtask AnimTask_ShakeMon2, 2, ANIM_TARGET, 4, 0, 5, 1
 	delay 15
diff --git a/src/battle_anim_electric.c b/src/battle_anim_electric.c
index 29015ddaad..bd75194f8a 100644
--- a/src/battle_anim_electric.c
+++ b/src/battle_anim_electric.c
@@ -580,10 +580,10 @@ static void AnimSparkElectricity(struct Sprite *sprite)
 
 static void AnimZapCannonSpark(struct Sprite *sprite)
 {
-    CMD_ARGS(unk0, unk1, radius, unk3, unk4, unk5, unk6);
+    CMD_ARGS(x, y, radius, duration, unk4, unk5, unk6);
 
     InitSpritePosToAnimAttacker(sprite, TRUE);
-    sprite->data[0] = cmd->unk3;
+    sprite->data[0] = cmd->duration;
     sprite->data[1] = sprite->x;
     sprite->data[2] = GetBattlerSpriteCoord(gBattleAnimTarget, BATTLER_COORD_X_2);
     sprite->data[3] = sprite->y;