diff --git a/uppsrc/Core/srcimp.tpp/Heap$en-us.tpp b/uppsrc/Core/srcimp.tpp/Heap$en-us.tpp
index 4d3441929..8c3faa455 100644
--- a/uppsrc/Core/srcimp.tpp/Heap$en-us.tpp
+++ b/uppsrc/Core/srcimp.tpp/Heap$en-us.tpp
@@ -113,7 +113,7 @@ description of small blocks).&]
 [s6; Big blocks&]
 [s0; For blocks bigger than 65504 bytes, allocator simply uses SysAllocRaw 
 to directly obtain virtual memory. It stores information about 
-the block in the header at the beginning of block, also makeing 
+the block in the header at the beginning of block, also making 
 block 16`-bytes unaligned in the process. Free then returns virtual 
 memory back to the system.&]
 [s0; ]]
\ No newline at end of file