diff --git a/main/firefox/APKBUILD b/main/firefox/APKBUILD
index 524d6a06d5c..05d917dfdce 100644
--- a/main/firefox/APKBUILD
+++ b/main/firefox/APKBUILD
@@ -39,6 +39,7 @@ depends_dev="
 makedepends="$depends_dev
 	autoconf
 	automake
+	bsd-compat-headers
 	libtool
 	paxctl
 	python