diff --git a/INSTALL b/INSTALL
index 872c05a..74b2e5f 100644
--- a/INSTALL
+++ b/INSTALL
@@ -8,6 +8,12 @@ need to be installed on your system for autogen.sh to work)
 where your CUDA 6.5 toolkit is installed (usually /usr/local/cuda,
 but some distros may have a different default location)
 
+** Arch Linux notice**
+For Arch Linux needed add some flags when configuring sources
+extracflags="-march=native -D_REENTRANT -falign-functions=16 -falign-jumps=16 -falign-labels=16" CPPFLAGS='-I/usr/include/openssl-1.0' \
+    LDFLAGS='-L/usr/lib/openssl-1.0 -L/usr/lib' \
+    CUDA_CFLAGS="-O3 -lineno -Xcompiler -Wall  -D_FORCE_INLINES" \
+    ./configure CXXFLAGS="-O3 $extracflags" --with-cuda=/opt/cuda --with-nvml=libnvidia-ml.so
 
 ** How to compile on Fedora 22 (2015) **