diff --git a/plugins/thunderbolt/fu-thunderbolt-image.c b/plugins/thunderbolt/fu-thunderbolt-image.c
index 1e5525679..88c589bee 100644
--- a/plugins/thunderbolt/fu-thunderbolt-image.c
+++ b/plugins/thunderbolt/fu-thunderbolt-image.c
@@ -19,6 +19,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#include "config.h"
+
 #include "fu-thunderbolt-image.h"
 
 #include <string.h>
diff --git a/plugins/thunderbolt/fu-thunderbolt-tool.c b/plugins/thunderbolt/fu-thunderbolt-tool.c
index fe5405488..a22832e12 100644
--- a/plugins/thunderbolt/fu-thunderbolt-tool.c
+++ b/plugins/thunderbolt/fu-thunderbolt-tool.c
@@ -19,6 +19,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#include "config.h"
+
 #include <string.h>
 #include <glib.h>