diff --git a/package/libzenoh-pico/Config.in b/package/libzenoh-pico/Config.in
index cb61b0de55..5f7e91c9f6 100644
--- a/package/libzenoh-pico/Config.in
+++ b/package/libzenoh-pico/Config.in
@@ -9,3 +9,6 @@ config BR2_PACKAGE_LIBZENOH_PICO
 	  functionalities.
 
 	  https://github.com/eclipse-zenoh/zenoh-pico
+
+comment "libzenoh-pico needs a toolchain w/ threads"
+	depends on !BR2_TOOLCHAIN_HAS_THREADS