diff --git a/sc2/src/uqm/comm.h b/sc2/src/uqm/comm.h
index e8f01822e..8f20ad714 100644
--- a/sc2/src/uqm/comm.h
+++ b/sc2/src/uqm/comm.h
@@ -103,6 +103,14 @@ signaledStopTalkingAnim (void)
 	return CommData.AlienTalkDesc.AnimFlags & TALK_DONE;
 }
 
+#if defined(__cplusplus)
+}
+#endif
+
+#endif // defined(COMM_INTERNAL)
+
+#if defined(__cplusplus)
+extern "C" {
 #endif
 
 #define TEXT_X_OFFS 1