1 files changed, 2 insertions, 0 deletions
diff --git a/README.md b/README.md
index d232804a..0f221e3c 100644
--- a/README.md
+++ b/README.md
@@ -31,3 +31,5 @@ Run these commands:
 
     meson build
     ninja -C build
+
+(On FreeBSD, you need to pass an extra flag to prevent a linking error: `meson build -D b_lundef=false`)