diff --git a/meta-arm/recipes-devtools/gn/gn_git.bb b/meta-arm/recipes-devtools/gn/gn_git.bb
index 5962b2d5..d20428b7 100644
--- a/meta-arm/recipes-devtools/gn/gn_git.bb
+++ b/meta-arm/recipes-devtools/gn/gn_git.bb
@@ -13,6 +13,11 @@ B = "${WORKDIR}/build"
 
 # TODO: os map like meson. mingw32 -> mingw
 
+# Currently fails to build with clang, eg:
+# https://errors.yoctoproject.org/Errors/Details/610602/
+# https://errors.yoctoproject.org/Errors/Details/610486/
+TOOLCHAIN = "gcc"
+
 do_configure[cleandirs] += "${B}"
 do_configure() {
     python3 ${S}/build/gen.py \