diff --git a/.github/workflows/MacOS_Build.yml b/.github/workflows/MacOS_Build.yml
index 99fd1b21..4007e0e9 100644
--- a/.github/workflows/MacOS_Build.yml
+++ b/.github/workflows/MacOS_Build.yml
@@ -19,6 +19,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
+    - uses: actions/checkout@v2
     - name: Fetch submodules
       run: git submodule update --init --recursive
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a159f19c..91aeee75 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,6 +34,7 @@ set(Boost_NO_SYSTEM_PATHS ON)
 add_library(boost INTERFACE)
 target_include_directories(boost SYSTEM INTERFACE ${Boost_INCLUDE_DIR})
 
+set(CRYPTOPP_BUILD_TESTING OFF) 
 add_subdirectory(third_party/cryptopp)
 
 if(CMAKE_SYSTEM_PROCESSOR STREQUAL "AMD64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "x86-64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
diff --git a/third_party/cryptopp/CMakeLists.txt b/third_party/cryptopp/CMakeLists.txt
index ae85dd98..7c43d487 100644
--- a/third_party/cryptopp/CMakeLists.txt
+++ b/third_party/cryptopp/CMakeLists.txt
@@ -353,7 +353,7 @@ endif ()
 
 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Intel" OR CMAKE_CXX_COMPILER MATCHES "xlC")
 
-  if (CRYPTOPP_AMD64 OR CRYPTOPP_I386)
+  if (CRYPTOPP_AMD64 OR CRYPTOPP_I386 AND FALSE)
     CheckCompileLinkOption("-msse2" CRYPTOPP_IA32_SSE2
                            "${TEST_PROG_DIR}/test_x86_sse2.cxx")
     CheckCompileLinkOption("-mssse3" CRYPTOPP_IA32_SSSE3