diff --git a/metapod/DESCR b/metapod/DESCR
index fe77c056035dd0c71b5a1e4381d03c00a124e4dd..1c2183e8f73233dea6acf6f8cb65a66aa725d0db 100644
--- a/metapod/DESCR
+++ b/metapod/DESCR
@@ -4,4 +4,9 @@ templates, such that each algorithm remains model-independant, yet is
 optimized for a particular robot at compile-time.
 
 As of today, the following algorithms have been implemented:
-- RNEA (Recursive Newton Euler Algorithm) for inverse dynamics.
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+- RNEA (Recursive Newton Euler Algorithm) for inverse dynamics.
+
+This software is designed to be a low-level library, performance is
+thus a key issue. For increased performance, it is strongly
+recommended to add the "-march=native -mfpmath=sse" flags to the
+CMAKE_CXX_FLAGS variable before compiling it.
\ No newline at end of file