diff --git a/sp/src/game/client/C_Env_Projected_Texture.h b/sp/src/game/client/C_Env_Projected_Texture.h
index 6fbb6f12..cb626814 100644
--- a/sp/src/game/client/C_Env_Projected_Texture.h
+++ b/sp/src/game/client/C_Env_Projected_Texture.h
@@ -92,6 +92,7 @@ private:
 	float		m_flLinearAtten;
 	float		m_flQuadraticAtten;
 	float		m_flShadowAtten;
+	float		m_flShadowFilter;
 
 	bool		m_bAlwaysDraw;
 	//bool		m_bProjectedTextureVersion;
diff --git a/sp/src/game/client/c_env_projectedtexture.cpp b/sp/src/game/client/c_env_projectedtexture.cpp
index 7bd15a17..66449652 100644
--- a/sp/src/game/client/c_env_projectedtexture.cpp
+++ b/sp/src/game/client/c_env_projectedtexture.cpp
@@ -60,6 +60,7 @@ IMPLEMENT_CLIENTCLASS_DT( C_EnvProjectedTexture, DT_EnvProjectedTexture, CEnvPro
 	RecvPropFloat(	 RECVINFO( m_flLinearAtten ) ),
 	RecvPropFloat(	 RECVINFO( m_flQuadraticAtten ) ),
 	RecvPropFloat(	 RECVINFO( m_flShadowAtten ) ),
+	RecvPropFloat(   RECVINFO( m_flShadowFilter )  ),
 	RecvPropBool(	 RECVINFO( m_bAlwaysDraw )	),
 
 	// Not needed on the client right now, change when it actually is needed
@@ -97,6 +98,7 @@ C_EnvProjectedTexture *C_EnvProjectedTexture::Create( )
 	pEnt->m_flLinearAtten = 100.0f;
 	pEnt->m_flQuadraticAtten = 0.0f;
 	pEnt->m_flShadowAtten = 0.0f;
+	pEnt->m_flShadowFilter = 0.5f;
 	//pEnt->m_bProjectedTextureVersion = 1;
 #endif
 
@@ -403,6 +405,7 @@ void C_EnvProjectedTexture::UpdateLight( void )
 		state.m_flShadowSlopeScaleDepthBias = mat_slopescaledepthbias_shadowmap.GetFloat();
 		state.m_flShadowDepthBias = mat_depthbias_shadowmap.GetFloat();
 		state.m_flShadowAtten = m_flShadowAtten;
+		state.m_flShadowFilterSize = m_flShadowFilter;
 #else
 		state.m_fQuadraticAtten = 0.0;
 		state.m_fLinearAtten = 100;
diff --git a/sp/src/game/server/env_projectedtexture.cpp b/sp/src/game/server/env_projectedtexture.cpp
index 0299fbd0..15fb1367 100644
--- a/sp/src/game/server/env_projectedtexture.cpp
+++ b/sp/src/game/server/env_projectedtexture.cpp
@@ -50,6 +50,7 @@ BEGIN_DATADESC( CEnvProjectedTexture )
 	DEFINE_FIELD( m_flLinearAtten, FIELD_FLOAT ),
 	DEFINE_FIELD( m_flQuadraticAtten, FIELD_FLOAT ),
 	DEFINE_KEYFIELD( m_flShadowAtten, FIELD_FLOAT, "shadowatten" ),
+	DEFINE_KEYFIELD( m_flShadowFilter, FIELD_FLOAT, "shadowfilter" ),
 #endif
 
 	DEFINE_INPUTFUNC( FIELD_VOID, "TurnOn", InputTurnOn ),
@@ -77,6 +78,7 @@ BEGIN_DATADESC( CEnvProjectedTexture )
 	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetLinear", InputSetLinear ),
 	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetConstant", InputSetConstant ),
 	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetShadowAtten", InputSetShadowAtten ),
+	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetFilter", InputSetFilter ),
 	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetNearZ", InputSetNearZ ),
 	DEFINE_INPUTFUNC( FIELD_FLOAT, "SetFarZ", InputSetFarZ ),
 	DEFINE_INPUTFUNC( FIELD_VOID, "AlwaysDrawOn", InputAlwaysDrawOn ),
@@ -116,6 +118,7 @@ IMPLEMENT_SERVERCLASS_ST( CEnvProjectedTexture, DT_EnvProjectedTexture )
 	SendPropFloat( SENDINFO( m_flLinearAtten ) ),
 	SendPropFloat( SENDINFO( m_flQuadraticAtten ) ),
 	SendPropFloat( SENDINFO( m_flShadowAtten ) ),
+	SendPropFloat( SENDINFO( m_flShadowFilter ) ),
 	SendPropBool( SENDINFO( m_bAlwaysDraw ) ),
 
 	// Not needed on the client right now, change when it actually is needed
@@ -158,6 +161,7 @@ CEnvProjectedTexture::CEnvProjectedTexture( void )
 	m_flLinearAtten = 100.0f;
 	m_flConstantAtten = 0.0f;
 	m_flShadowAtten = 0.0f;
+	m_flShadowFilter = 0.5f;
 #endif
 }
 
@@ -316,6 +320,11 @@ void CEnvProjectedTexture::InputSetHorFOV( inputdata_t &inputdata )
 {
 	m_flLightHorFOV = inputdata.value.Float();
 }
+
+void CEnvProjectedTexture::InputSetFilter( inputdata_t &inputdata )
+{
+	m_flShadowFilter = inputdata.value.Float();
+}
 #endif
 
 void CEnvProjectedTexture::InputSetTarget( inputdata_t &inputdata )
diff --git a/sp/src/game/server/env_projectedtexture.h b/sp/src/game/server/env_projectedtexture.h
index 06ff04ee..6cb248ba 100644
--- a/sp/src/game/server/env_projectedtexture.h
+++ b/sp/src/game/server/env_projectedtexture.h
@@ -64,6 +64,7 @@ public:
 	void InputAlwaysDrawOff( inputdata_t &inputdata ) { m_bAlwaysDraw = false; }
 	void InputStopFollowingTarget( inputdata_t &inputdata ) { m_bDontFollowTarget = true; }
 	void InputStartFollowingTarget( inputdata_t &inputdata ) { m_bDontFollowTarget = false; }
+	void InputSetFilter( inputdata_t &inputdata );
 
 	// Corrects keyvalue/input attenuation for internal FlashlightEffect_t attenuation.
 	float CorrectConstantAtten( float fl ) { return fl * 0.5f; }
@@ -105,6 +106,8 @@ private:
 	CNetworkVar( float, m_flQuadraticAtten );
 	CNetworkVar( float, m_flShadowAtten );
 
+	CNetworkVar( float, m_flShadowFilter );
+
 	CNetworkVar( bool, m_bAlwaysDraw );
 
 	// 1 = New projected texture