diff --git a/src/scripts/apt_get_essential.sh b/src/scripts/apt_get_essential.sh
index 8ff3a6e..113a549 100644
--- a/src/scripts/apt_get_essential.sh
+++ b/src/scripts/apt_get_essential.sh
@@ -26,6 +26,7 @@ apt-get install -y --no-install-recommends \
    libgsl-dev=2.5+dfsg-6+deb10u1build0.20.04.1 \
    libnss3=2:3.98-0ubuntu0.20.04.2 \
    libpcre2-dev=10.34-7ubuntu0.1 \
+   libquadmath0=10.5.0-1ubuntu1~20.04 \
    libxt-dev=1:1.1.5-1 \
    make=4.2.1-1.2 \
    pandoc=2.5-3build2 \
diff --git a/src/scripts/patches/CMakeLists.patch b/src/scripts/patches/CMakeLists.patch
index d9f6f64..50cea9c 100644
--- a/src/scripts/patches/CMakeLists.patch
+++ b/src/scripts/patches/CMakeLists.patch
@@ -8,8 +8,8 @@ index 8d2e460..c87c65f 100644
      ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel"))
 -   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -march=native -mfpmath=sse -ggdb")
 -   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC -march=native -mfpmath=sse -ggdb")
-+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -march=westmere -mfpmath=sse -ggdb")
-+   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC -march=westmere -mfpmath=sse -ggdb")
++   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -march=native -ggdb")
++   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC -march=native -ggdb")
     set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0")
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0")
  endif (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") OR