diff --git a/skeletons/xer_encoder.h b/skeletons/xer_encoder.h
index 5f9bbf2..96d87b8 100644
--- a/skeletons/xer_encoder.h
+++ b/skeletons/xer_encoder.h
@@ -7,6 +7,10 @@
 
 #include <asn_application.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct asn_TYPE_descriptor_s;	/* Forward declaration */
 
 /* Flags used by the xer_encode() and (*xer_type_encoder_f), defined below */
@@ -48,4 +52,8 @@
 		void *app_key		/* Arbitrary callback argument */
 	);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif	/* _XER_ENCODER_H_ */