diff --git a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index 22b3be600c..8484b6dbf0 100644
--- a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6149,6 +6149,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index 70332e4392..515d2c6337 100644
--- a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6155,6 +6155,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index 66ee5fc565..7ce7eaf193 100644
--- a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6157,6 +6157,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index fa23359d5a..445201e6ca 100644
--- a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6154,6 +6154,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index 498a63a2c9..f175fe80dd 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6121,6 +6121,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index 5692138494..6030e4e22a 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6121,6 +6121,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());
diff --git a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
index e5535f18d2..04f39c7d6e 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/actor/instance/L2PcInstance.java
@@ -6123,6 +6123,7 @@ public final class L2PcInstance extends L2Playable
 		final int petId = _mountNpcId;
 		setMount(0, 0);
 		stopFeed();
+		clearPetData();
 		if (wasFlying)
 		{
 			removeSkill(CommonSkill.WYVERN_BREATH.getSkill());