gmake necessary on *BSD systems.

diff --git a/README.md b/README.md
index 85d5ac32429c3e57bf9c8cf5792c13b8fed5a6aa..27c31ff553e11d4d3c3c515727a98aa119a7d0d2 100644 (file)
--- a/README.md
+++ b/README.md
@@ -80,7 +80,7 @@ Once you have the repository cloned, there are multiple ways provided to build Z
 #### Makefile
 
 If your system is compatible with `make`, you can simply run `make` at the root directory.
-It will generate `zstd` within root directory.
+It will generate `zstd` within root directory. Use `gmake` on *BSD systems.
 
 Other available options include :
 - `make install` : create and install zstd binary, library and man page