diff --git a/tensorflow/contrib/cmake/external/gemmlowp.cmake b/tensorflow/contrib/cmake/external/gemmlowp.cmake
index eee61ff..54a9e96 100644
--- a/tensorflow/contrib/cmake/external/gemmlowp.cmake
+++ b/tensorflow/contrib/cmake/external/gemmlowp.cmake
@@ -14,8 +14,8 @@
 # ==============================================================================
 include (ExternalProject)
 
-set(gemmlowp_URL http://github.com/google/gemmlowp/archive/a6f29d8ac48d63293f845f2253eccbf86bc28321.tar.gz)
-set(gemmlowp_HASH SHA256=75d40ea8e68b0d1644f052fffe8f14a410b2a73d40ccb859a95c0578d194ec26)
+set(gemmlowp_URL https://github.com/google/gemmlowp/archive/a6f29d8ac48d63293f845f2253eccbf86bc28321.tar.gz)
+set(gemmlowp_HASH SHA256=1e40863d9f15dd6b15f8f18f49c500944be6118d9fe17e9dc58a1c709cadbb8a)
 set(gemmlowp_BUILD ${CMAKE_CURRENT_BINARY_DIR}/gemmlowp/src/gemmlowp)
 set(gemmlowp_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/gemmlowp/src/gemmlowp)