diff --git a/DataSpec/AssetMap32Download.cmake b/DataSpec/AssetMap32Download.cmake
index 9d7612a1d..8d55cf0c7 100644
--- a/DataSpec/AssetMap32Download.cmake
+++ b/DataSpec/AssetMap32Download.cmake
@@ -1,3 +1,3 @@
 message(STATUS "32-bit asset name map not found; downloading to '${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap32.bin'")
 file(DOWNLOAD "https://www.dropbox.com/s/8rzkxstfap6hgi3/AssetNameMap32.dat"
-     ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap32.bin SHOW_PROGRESS)
\ No newline at end of file
+     ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap32.bin SHOW_PROGRESS EXPECTED_HASH SHA1=e1df648c04d4caaf0821266464c672e0c337b6f0)
diff --git a/DataSpec/AssetMap64Download.cmake b/DataSpec/AssetMap64Download.cmake
index 86244a3cc..819dc9d7b 100644
--- a/DataSpec/AssetMap64Download.cmake
+++ b/DataSpec/AssetMap64Download.cmake
@@ -1,3 +1,3 @@
 message(STATUS "64-bit asset name map not found; downloading to '${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap64.bin'")
 file(DOWNLOAD "https://www.dropbox.com/s/o1pp3ctu5dyhfwx/AssetNameMap64.dat"
-        ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap64.bin SHOW_PROGRESS)
\ No newline at end of file
+        ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap64.bin SHOW_PROGRESS EXPECTED_HASH SHA1=335abe49d4848ddc7bb2d623acc76918365bc705)
diff --git a/hecl b/hecl
index d56b3d0d8..297867506 160000
--- a/hecl
+++ b/hecl
@@ -1 +1 @@
-Subproject commit d56b3d0d8b598f522ee25b8fb461ef5426044eea
+Subproject commit 29786750653356581a5fc971c4cc8d732a00d776