diff --git a/src/Generating/FinishGen.cpp b/src/Generating/FinishGen.cpp
index b8afac09a..f67d59998 100644
--- a/src/Generating/FinishGen.cpp
+++ b/src/Generating/FinishGen.cpp
@@ -412,7 +412,7 @@ void cFinishGenSnow::GenFinish(cChunkDesc & a_ChunkDesc)
 				case biFrozenOcean:
 				{
 					int Height = a_ChunkDesc.GetHeight(x, z);
-					if (cBlockInfo::IsSnowable(a_ChunkDesc.GetBlockType(x, Height, z)))
+					if (cBlockInfo::IsSnowable(a_ChunkDesc.GetBlockType(x, Height, z)) && (Height < cChunkDef::Height - 1))
 					{
 						a_ChunkDesc.SetBlockType(x, Height + 1, z, E_BLOCK_SNOW);
 						a_ChunkDesc.SetHeight(x, z, Height + 1);