diff --git a/data/sql/updates/pending_db_world/rev_1658567599833438900.sql b/data/sql/updates/pending_db_world/rev_1658567599833438900.sql
new file mode 100644
index 000000000..22331dacc
--- /dev/null
+++ b/data/sql/updates/pending_db_world/rev_1658567599833438900.sql
@@ -0,0 +1,4 @@
+--
+DELETE FROM `spell_script_names` WHERE `spell_id`=56246;
+INSERT INTO `spell_script_names` VALUES
+(56246,'spell_warl_glyph_of_felguard');
diff --git a/src/server/game/Entities/Pet/Pet.cpp b/src/server/game/Entities/Pet/Pet.cpp
index dccb099bd..79ea17ede 100644
--- a/src/server/game/Entities/Pet/Pet.cpp
+++ b/src/server/game/Entities/Pet/Pet.cpp
@@ -1154,7 +1154,9 @@ bool Guardian::InitStatsForLevel(uint8 petlevel)
                         {
                             // xinef: Glyph of Felguard, so ugly im crying... no appropriate spell
                             if (AuraEffect* aurEff = owner->GetAuraEffectDummy(SPELL_GLYPH_OF_FELGUARD))
-                                SetModifierValue(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, 1.0f + float(aurEff->GetAmount() / 100.0f));
+                            {
+                                HandleStatModifier(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, aurEff->GetAmount(), true);
+                            }
 
                             break;
                         }
diff --git a/src/server/scripts/Spells/spell_warlock.cpp b/src/server/scripts/Spells/spell_warlock.cpp
index cfa787420..82a3e5e99 100644
--- a/src/server/scripts/Spells/spell_warlock.cpp
+++ b/src/server/scripts/Spells/spell_warlock.cpp
@@ -21,6 +21,7 @@
  * Scriptnames of files in this file should be prefixed with "spell_warl_".
  */
 
+#include "Pet.h"
 #include "Player.h"
 #include "ScriptMgr.h"
 #include "SpellAuraEffects.h"
@@ -1229,6 +1230,45 @@ class spell_warl_shadowburn : public AuraScript
     }
 };
 
+class spell_warl_glyph_of_felguard : public AuraScript
+{
+    PrepareAuraScript(spell_warl_glyph_of_felguard);
+
+    void HandleApply(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/)
+    {
+        if (Player* player = GetCaster()->ToPlayer())
+        {
+            if (Pet* pet = player->GetPet())
+            {
+                if (pet->GetEntry() == NPC_FELGUARD)
+                {
+                    pet->HandleStatModifier(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, aurEff->GetAmount(), true);
+                }
+            }
+        }
+    }
+
+    void HandleRemove(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/)
+    {
+        if (Player* player = GetCaster()->ToPlayer())
+        {
+            if (Pet* pet = player->GetPet())
+            {
+                if (pet->GetEntry() == NPC_FELGUARD)
+                {
+                    pet->HandleStatModifier(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, aurEff->GetAmount(), false);
+                }
+            }
+        }
+    }
+
+    void Register() override
+    {
+        OnEffectApply += AuraEffectApplyFn(spell_warl_glyph_of_felguard::HandleApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+        OnEffectRemove += AuraEffectRemoveFn(spell_warl_glyph_of_felguard::HandleRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+
 void AddSC_warlock_spell_scripts()
 {
     RegisterSpellScript(spell_warl_eye_of_kilrogg);
@@ -1260,4 +1300,5 @@ void AddSC_warlock_spell_scripts()
     RegisterSpellScript(spell_warl_unstable_affliction);
     RegisterSpellScript(spell_warl_drain_soul);
     RegisterSpellScript(spell_warl_shadowburn);
+    RegisterSpellScript(spell_warl_glyph_of_felguard);
 }