diff --git a/include/libkrun.h b/include/libkrun.h
index 2ee9c57e1..b2c70a77e 100644
--- a/include/libkrun.h
+++ b/include/libkrun.h
@@ -1,3 +1,10 @@
+#ifndef _LIBKRUN_H
+#define _LIBKRUN_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include <inttypes.h>
 #include <stdbool.h>
 #include <unistd.h>
@@ -581,3 +588,9 @@ int32_t krun_split_irqchip(uint32_t ctx_id, bool enable);
  *  down.
  */
 int32_t krun_start_enter(uint32_t ctx_id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _LIBKRUN_H