diff --git a/include/game/opcode_table.hpp b/include/game/opcode_table.hpp
index bc089018..66419810 100644
--- a/include/game/opcode_table.hpp
+++ b/include/game/opcode_table.hpp
@@ -187,6 +187,7 @@ enum class LogicalOpcode : uint16_t {
     SMSG_REMOVED_SPELL,
     SMSG_SEND_UNLEARN_SPELLS,
     SMSG_SPELL_DELAYED,
+    SMSG_CANCEL_AUTO_REPEAT,
     SMSG_AURA_UPDATE,
     SMSG_AURA_UPDATE_ALL,
     SMSG_SET_FLAT_SPELL_MODIFIER,
diff --git a/src/game/game_handler.cpp b/src/game/game_handler.cpp
index 3f6c9e4a..0040b368 100644
--- a/src/game/game_handler.cpp
+++ b/src/game/game_handler.cpp
@@ -911,6 +911,8 @@ void GameHandler::handlePacket(network::Packet& packet) {
         case Opcode::SMSG_COOLDOWN_EVENT:
             handleCooldownEvent(packet);
             break;
+        case Opcode::SMSG_CANCEL_AUTO_REPEAT:
+            break; // Server signals to stop a repeating spell (wand/shoot); no client action needed
         case Opcode::SMSG_AURA_UPDATE:
             handleAuraUpdate(packet, false);
             break;
@@ -8216,13 +8218,14 @@ void GameHandler::handleGossipMessage(network::Packet& packet) {
 
     // Query quest data and update quest log based on gossip quests
     for (const auto& questItem : currentGossip.quests) {
-        // Update quest log based on questIcon:
-        // questIcon & 0x04 = blue ? (turn-in/reward)
-        // questIcon & 0x02 = yellow ! (available)
-        // questIcon & 0x01 = gray ? (incomplete)
-        bool isCompletable = (questItem.questIcon & 0x04) != 0;  // Can turn in
-        bool isIncomplete = (questItem.questIcon & 0x01) != 0;   // Have but incomplete
-        // Note: questIcon & 0x02 = available (new quest), not added to log yet
+        // WotLK gossip questIcon is an integer enum, NOT a bitmask:
+        //   2 = yellow !  (available, not yet accepted)
+        //   4 = gray ?    (active, objectives incomplete)
+        //   5 = gold ?    (complete, ready to turn in)
+        // Bit-masking these values is wrong: 4 & 0x04 = true, treating incomplete
+        // quests as completable and causing the server to reject the turn-in request.
+        bool isCompletable = (questItem.questIcon == 5);  // Gold ? = can turn in
+        bool isIncomplete  = (questItem.questIcon == 4);  // Gray ? = in progress
 
         // Add or update quest in log
         bool found = false;
diff --git a/src/game/opcode_table.cpp b/src/game/opcode_table.cpp
index b6b78446..32eb0577 100644
--- a/src/game/opcode_table.cpp
+++ b/src/game/opcode_table.cpp
@@ -152,6 +152,7 @@ static const OpcodeNameEntry kOpcodeNames[] = {
     {"SMSG_REMOVED_SPELL", LogicalOpcode::SMSG_REMOVED_SPELL},
     {"SMSG_SEND_UNLEARN_SPELLS", LogicalOpcode::SMSG_SEND_UNLEARN_SPELLS},
     {"SMSG_SPELL_DELAYED", LogicalOpcode::SMSG_SPELL_DELAYED},
+    {"SMSG_CANCEL_AUTO_REPEAT", LogicalOpcode::SMSG_CANCEL_AUTO_REPEAT},
     {"SMSG_AURA_UPDATE", LogicalOpcode::SMSG_AURA_UPDATE},
     {"SMSG_AURA_UPDATE_ALL", LogicalOpcode::SMSG_AURA_UPDATE_ALL},
     {"SMSG_SET_FLAT_SPELL_MODIFIER", LogicalOpcode::SMSG_SET_FLAT_SPELL_MODIFIER},
@@ -491,6 +492,7 @@ void OpcodeTable::loadWotlkDefaults() {
         {LogicalOpcode::SMSG_REMOVED_SPELL, 0x203},
         {LogicalOpcode::SMSG_SEND_UNLEARN_SPELLS, 0x41F},
         {LogicalOpcode::SMSG_SPELL_DELAYED, 0x1E2},
+        {LogicalOpcode::SMSG_CANCEL_AUTO_REPEAT, 0x06B},
         {LogicalOpcode::SMSG_AURA_UPDATE, 0x3FA},
         {LogicalOpcode::SMSG_AURA_UPDATE_ALL, 0x495},
         {LogicalOpcode::SMSG_SET_FLAT_SPELL_MODIFIER, 0x266},