diff --git a/Sources/Plasma/PubUtilLib/plSurface/plGrassShaderMod.cpp b/Sources/Plasma/PubUtilLib/plSurface/plGrassShaderMod.cpp
index 21462f6d..0f3f3c5f 100644
--- a/Sources/Plasma/PubUtilLib/plSurface/plGrassShaderMod.cpp
+++ b/Sources/Plasma/PubUtilLib/plSurface/plGrassShaderMod.cpp
@@ -218,7 +218,7 @@ hsBool plGrassShaderMod::IEval(double secs, hsScalar del, UInt32 dirty)
         fVShader->SetVector(plGrassVS::kAppConsts, float(hsTimer::GetSysSeconds()), 0.f, 0.f, 0.f);
     }
 
-    return TRUE;
+    return true;
 }
 
 void plGrassShaderMod::ISetupShaders()
@@ -272,4 +272,4 @@ void plGrassShaderMod::ISetupShaders()
         plLayRefMsg* refMsg = TRACKED_NEW plLayRefMsg(layer->GetKey(), plRefMsg::kOnCreate, 0, plLayRefMsg::kPixelShader);  
         hsgResMgr::ResMgr()->SendRef(fPShader->GetKey(), refMsg, plRefFlags::kActiveRef);
     }
-}
\ No newline at end of file
+}