diff --git a/regamedll/dlls/API/CAPI_Impl.cpp b/regamedll/dlls/API/CAPI_Impl.cpp
index dd13c263..c4ee42a1 100644
--- a/regamedll/dlls/API/CAPI_Impl.cpp
+++ b/regamedll/dlls/API/CAPI_Impl.cpp
@@ -116,6 +116,7 @@ GAMEHOOK_REGISTRY(ShowVGUIMenu);
 GAMEHOOK_REGISTRY(BuyGunAmmo);
 GAMEHOOK_REGISTRY(BuyWeaponByWeaponID);
 GAMEHOOK_REGISTRY(InternalCommand);
+GAMEHOOK_REGISTRY(IsPenetrableEntity);
 
 GAMEHOOK_REGISTRY(CSGameRules_FShouldSwitchWeapon);
 GAMEHOOK_REGISTRY(CSGameRules_GetNextBestWeapon);
diff --git a/regamedll/dlls/API/CAPI_Impl.h b/regamedll/dlls/API/CAPI_Impl.h
index 6f958171..eef4519a 100644
--- a/regamedll/dlls/API/CAPI_Impl.h
+++ b/regamedll/dlls/API/CAPI_Impl.h
@@ -361,6 +361,10 @@ typedef IHookChainRegistryImpl<CBaseEntity *, CBasePlayer *, WeaponIdType> CReGa
 typedef IHookChainImpl<void, edict_t *, const char *, const char *> CReGameHook_InternalCommand;
 typedef IHookChainRegistryImpl<void, edict_t *, const char *, const char *> CReGameHookRegistry_InternalCommand;
 
+// IsPenetrableEntity hook
+typedef IHookChainImpl<bool, Vector &, Vector &, entvars_t *, edict_t *> CReGameHook_IsPenetrableEntity;
+typedef IHookChainRegistryImpl<bool, Vector &, Vector &, entvars_t *, edict_t *> CReGameHookRegistry_IsPenetrableEntity;
+
 // CHalfLifeMultiplay::FShouldSwitchWeapon hook
 typedef IHookChainClassImpl<BOOL, class CHalfLifeMultiplay, CBasePlayer *, CBasePlayerItem *> CReGameHook_CSGameRules_FShouldSwitchWeapon;
 typedef IHookChainRegistryClassEmptyImpl<BOOL, class CHalfLifeMultiplay, CBasePlayer *, CBasePlayerItem *> CReGameHookRegistry_CSGameRules_FShouldSwitchWeapon;
@@ -591,6 +595,7 @@ public:
 	CReGameHookRegistry_BuyGunAmmo m_BuyGunAmmo;
 	CReGameHookRegistry_BuyWeaponByWeaponID m_BuyWeaponByWeaponID;
 	CReGameHookRegistry_InternalCommand m_InternalCommand;
+	CReGameHookRegistry_IsPenetrableEntity m_IsPenetrableEntity;
 
 	CReGameHookRegistry_CSGameRules_FShouldSwitchWeapon m_CSGameRules_FShouldSwitchWeapon;
 	CReGameHookRegistry_CSGameRules_GetNextBestWeapon m_CSGameRules_GetNextBestWeapon;
@@ -695,7 +700,8 @@ public:
 	virtual IReGameHookRegistry_BuyGunAmmo *BuyGunAmmo();
 	virtual IReGameHookRegistry_BuyWeaponByWeaponID *BuyWeaponByWeaponID();
 	virtual IReGameHookRegistry_InternalCommand *InternalCommand();
-
+	virtual IReGameHookRegistry_IsPenetrableEntity *IsPenetrableEntity();
+	
 	virtual IReGameHookRegistry_CSGameRules_FShouldSwitchWeapon *CSGameRules_FShouldSwitchWeapon();
 	virtual IReGameHookRegistry_CSGameRules_GetNextBestWeapon *CSGameRules_GetNextBestWeapon();
 	virtual IReGameHookRegistry_CSGameRules_FlPlayerFallDamage *CSGameRules_FlPlayerFallDamage();
diff --git a/regamedll/dlls/cbase.cpp b/regamedll/dlls/cbase.cpp
index e8474954..d312947f 100644
--- a/regamedll/dlls/cbase.cpp
+++ b/regamedll/dlls/cbase.cpp
@@ -1131,6 +1131,11 @@ void CBaseEntity::FireBullets(ULONG cShots, Vector vecSrc, Vector vecDirShooting
 	ApplyMultiDamage(pev, pevAttacker);
 }
 
+bool EXT_FUNC IsPenetrableEntity_default(Vector &vecSrc, Vector &vecEnd, entvars_t *pevAttacker, edict_t *pHit)
+{
+	return true;
+}
+
 // Go to the trouble of combining multiple pellets into a single damage call.
 // This version is used by Players, uses the random seed generator to sync client and server side shots.
 Vector CBaseEntity::FireBullets3(Vector vecSrc, Vector vecDirShooting, float vecSpread, float flDistance, int iPenetration, int iBulletType, int iDamage, float flRangeModifier, entvars_t *pevAttacker, bool bPistol, int shared_rand)
@@ -1295,6 +1300,11 @@ Vector CBaseEntity::FireBullets3(Vector vecSrc, Vector vecDirShooting, float vec
 				iPenetration = 0;
 			}
 
+			bool bIsPenatrable = g_ReGameHookchains.m_IsPenetrableEntity.callChain(IsPenetrableEntity_default, vecSrc, tr.vecEndPos, pevAttacker, tr.pHit);
+
+			if (!bIsPenatrable)
+				iPenetration = 0;
+
 			if (tr.iHitgroup == HITGROUP_SHIELD)
 			{
 				EMIT_SOUND(pEntity->edict(), CHAN_VOICE, (RANDOM_LONG(0, 1) == 1) ? "weapons/ric_metal-1.wav" : "weapons/ric_metal-2.wav", VOL_NORM, ATTN_NORM);
diff --git a/regamedll/public/regamedll/regamedll_api.h b/regamedll/public/regamedll/regamedll_api.h
index 82cfd15c..2754ebc1 100644
--- a/regamedll/public/regamedll/regamedll_api.h
+++ b/regamedll/public/regamedll/regamedll_api.h
@@ -38,7 +38,7 @@
 #include <API/CSInterfaces.h>
 
 #define REGAMEDLL_API_VERSION_MAJOR 5
-#define REGAMEDLL_API_VERSION_MINOR 7
+#define REGAMEDLL_API_VERSION_MINOR 8
 
 // CBasePlayer::Spawn hook
 typedef IHookChainClass<void, class CBasePlayer> IReGameHook_CBasePlayer_Spawn;
@@ -264,6 +264,10 @@ typedef IHookChainRegistry<class CBaseEntity *, class CBasePlayer *, WeaponIdTyp
 typedef IHookChain<void, edict_t *, const char *, const char *> IReGameHook_InternalCommand;
 typedef IHookChainRegistry<void, edict_t *, const char *, const char *> IReGameHookRegistry_InternalCommand;
 
+// IsPenetrableEntity hook
+typedef IHookChain<bool, Vector &, Vector &, entvars_t *, edict_t *> IReGameHook_IsPenetrableEntity;
+typedef IHookChainRegistry<bool, Vector &, Vector &, entvars_t *, edict_t *> IReGameHookRegistry_IsPenetrableEntity;
+
 // CHalfLifeMultiplay::FShouldSwitchWeapon hook
 typedef IHookChain<BOOL, class CBasePlayer *, class CBasePlayerItem *> IReGameHook_CSGameRules_FShouldSwitchWeapon;
 typedef IHookChainRegistry<BOOL, class CBasePlayer *, class CBasePlayerItem *> IReGameHookRegistry_CSGameRules_FShouldSwitchWeapon;
@@ -496,6 +500,7 @@ public:
 	virtual IReGameHookRegistry_BuyGunAmmo *BuyGunAmmo() = 0;
 	virtual IReGameHookRegistry_BuyWeaponByWeaponID *BuyWeaponByWeaponID() = 0;
 	virtual IReGameHookRegistry_InternalCommand *InternalCommand() = 0;
+	virtual IReGameHookRegistry_IsPenetrableEntity *IsPenetrableEntity() = 0;
 
 	virtual IReGameHookRegistry_CSGameRules_FShouldSwitchWeapon *CSGameRules_FShouldSwitchWeapon() = 0;
 	virtual IReGameHookRegistry_CSGameRules_GetNextBestWeapon *CSGameRules_GetNextBestWeapon() = 0;