diff --git a/WickedEngine/wiRenderer.cpp b/WickedEngine/wiRenderer.cpp
index 27a8db8d0..ca3f3a308 100644
--- a/WickedEngine/wiRenderer.cpp
+++ b/WickedEngine/wiRenderer.cpp
@@ -3817,6 +3817,7 @@ void wiRenderer::RenderMeshes(const XMFLOAT3& eye, const CulledCollection& culle
 							break;
 						}
 					}
+					SetAlphaRef(0.75f, threadID);
 					GetDevice()->DrawInstanced(6 * 6, k, threadID); // 6 * 6: see Mesh::CreateImpostorVB function
 				}
 			}
diff --git a/WickedEngine/wiVersion.cpp b/WickedEngine/wiVersion.cpp
index 6fba1634a..a4e678cc4 100644
--- a/WickedEngine/wiVersion.cpp
+++ b/WickedEngine/wiVersion.cpp
@@ -9,7 +9,7 @@ namespace wiVersion
 	// minor features, major updates
 	const int minor = 11;
 	// minor bug fixes, alterations, refactors, updates
-	const int revision = 46;
+	const int revision = 47;
 
 
 	long GetVersion()