diff --git a/sql/updates/world/3.3.5/2018_06_04_00_world.sql b/sql/updates/world/3.3.5/2018_06_04_00_world.sql
new file mode 100644
index 00000000000..be9eebe90cc
--- /dev/null
+++ b/sql/updates/world/3.3.5/2018_06_04_00_world.sql
@@ -0,0 +1,3 @@
+DELETE FROM `spell_script_names` WHERE `ScriptName`='spell_dru_berserk';
+INSERT INTO `spell_script_names`(`spell_id`, `ScriptName`) VALUES
+(-50334,'spell_dru_berserk');
diff --git a/src/server/scripts/Spells/spell_druid.cpp b/src/server/scripts/Spells/spell_druid.cpp
index d3a0e07e3eb..f970a11470f 100644
--- a/src/server/scripts/Spells/spell_druid.cpp
+++ b/src/server/scripts/Spells/spell_druid.cpp
@@ -67,6 +67,32 @@ enum DruidSpells
     SPELL_DRUID_TIGER_S_FURY_ENERGIZE       = 51178
 };
 
+enum MiscSpells
+{
+    SPELL_CATEGORY_MANGLE_BEAR              = 971
+};
+
+// -50334 - Berserk
+class spell_dru_berserk : public AuraScript
+{
+    PrepareAuraScript(spell_dru_berserk);
+
+    void HandleEffectApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        // Remove cooldown on Mangle (bear)
+        GetTarget()->GetSpellHistory()->ResetCooldowns([](SpellHistory::CooldownStorageType::iterator itr) -> bool
+        {
+            SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(itr->first);
+            return spellInfo && spellInfo->GetCategory() == SPELL_CATEGORY_MANGLE_BEAR;
+        }, true);
+    }
+
+    void Register() override
+    {
+        AfterEffectApply += AuraEffectApplyFn(spell_dru_berserk::HandleEffectApply, EFFECT_1, SPELL_AURA_ADD_FLAT_MODIFIER, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+
 // 1850 - Dash
 class spell_dru_dash : public SpellScriptLoader
 {
@@ -1283,6 +1309,7 @@ class spell_dru_wild_growth : public SpellScriptLoader
 
 void AddSC_druid_spell_scripts()
 {
+    RegisterAuraScript(spell_dru_berserk);
     new spell_dru_dash();
     new spell_dru_eclipse("spell_dru_eclipse_lunar");
     new spell_dru_eclipse("spell_dru_eclipse_solar");