diff --git a/src/gs-entbase/shared/prop_vehicle_driveable.qc b/src/gs-entbase/shared/prop_vehicle_driveable.qc
index 68b87a17..34d2adb6 100644
--- a/src/gs-entbase/shared/prop_vehicle_driveable.qc
+++ b/src/gs-entbase/shared/prop_vehicle_driveable.qc
@@ -471,9 +471,9 @@ prop_vehicle_driveable_wheel::Physics(float turnrate, float flTimeLength)
 void
 prop_vehicle_driveable_wheel::prop_vehicle_driveable_wheel(void)
 {
-	hitcontentsmaski = CONTENTBIT_SOLID | CONTENTBIT_BODY;
 	mins = [-8,-8,-35];
 	maxs = [8,8,8];
+	hitcontentsmaski = CONTENTBIT_BODY | CONTENTBITS_POINTSOLID | CONTENTBIT_VEHICLECLIP;
 }
 
 #ifdef CLIENT
@@ -873,6 +873,7 @@ prop_vehicle_driveable::prop_vehicle_driveable(void)
 	m_flStraightenFactor = 1.0f;
 	m_vecGravityDir = [0,0,-1];
 	m_iVehicleFlags |= VHF_FROZEN;
+	hitcontentsmaski = CONTENTBIT_BODY | CONTENTBITS_POINTSOLID | CONTENTBIT_VEHICLECLIP;
 
 	if (!m_eCollBox1)
 		m_eCollBox1 = spawn(NSEntity);
@@ -884,6 +885,9 @@ prop_vehicle_driveable::prop_vehicle_driveable(void)
 		m_eCollBox2.SetSize([-32,-32,0], [32,32,32]);
 	}
 
+	m_eCollBox1.hitcontentsmaski = hitcontentsmaski;	
+	m_eCollBox2.hitcontentsmaski = hitcontentsmaski;	
+
 	if (!m_wlFL)
 		m_wlFL = spawn(prop_vehicle_driveable_wheel);
 	if (!m_wlFR)
diff --git a/src/shared/materials.h b/src/shared/materials.h
index 038a626f..c4aa5be4 100644
--- a/src/shared/materials.h
+++ b/src/shared/materials.h
@@ -182,7 +182,7 @@ const int CONTENTBIT_UNUSED7		= 0x00000800i
 const int CONTENTBIT_UNUSED8		= 0x00001000i;
 const int CONTENTBIT_UNUSED9		= 0x00002000i;
 const int CONTENTBIT_FTELADDER		= 0x00004000i;	/* surfaceparm climb */
-const int CONTENTBIT_UNUSED10		= 0x00008000i;
+const int CONTENTBIT_VEHICLECLIP		= 0x00008000i;
 
 const int CONTENTBIT_PLAYERCLIP		= 0x00010000i;
 	/* surfaceParm playerclip */