diff --git a/meta/recipes-support/gdbm/gdbm_1.23.bb b/meta/recipes-support/gdbm/gdbm_1.23.bb
index a08079741d..9b32935571 100644
--- a/meta/recipes-support/gdbm/gdbm_1.23.bb
+++ b/meta/recipes-support/gdbm/gdbm_1.23.bb
@@ -23,6 +23,10 @@ EXTRA_OECONF = "--enable-libgdbm-compat --without-readline"
 # Stop presence of dbm/nbdm on the host contaminating builds
 CACHED_CONFIGUREVARS += "ac_cv_lib_ndbm_main=no ac_cv_lib_dbm_main=no"
 
+# Not yet ready for C23
+CFLAGS += "-std=gnu11"
+BUILD_CFLAGS += "-std=gnu11"
+
 BBCLASSEXTEND = "native nativesdk"
 
 do_install:append () {