diff --git a/src/vulkan/wsi/wsi_common_drm.h b/src/vulkan/wsi/wsi_common_drm.h
index 2dd78a3f599..44774afd6fa 100644
--- a/src/vulkan/wsi/wsi_common_drm.h
+++ b/src/vulkan/wsi/wsi_common_drm.h
@@ -24,7 +24,15 @@
 #ifndef WSI_COMMON_DRM_H
 #define WSI_COMMON_DRM_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 bool
 wsi_common_drm_devices_equal(int fd_a, int fd_b);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* WSI_COMMON_DRM_H */