diff --git a/coreapi/dial_plan.c b/coreapi/dial_plan.c
index 1688fde3b..2f77faead 100644
--- a/coreapi/dial_plan.c
+++ b/coreapi/dial_plan.c
@@ -18,4 +18,4 @@ Copyright (C) 2000  Simon MORLAT (simon.morlat@linphone.org)
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
-#include "linphone/core_utils.h"
+#include "linphone/core_utils.h"
\ No newline at end of file
diff --git a/src/c-wrapper/api/c-dial-plan.cpp b/src/c-wrapper/api/c-dial-plan.cpp
index faf706a6c..8c4745b0f 100644
--- a/src/c-wrapper/api/c-dial-plan.cpp
+++ b/src/c-wrapper/api/c-dial-plan.cpp
@@ -18,6 +18,7 @@
  */
 
 #include "linphone/api/c-dial-plan.h"
+#include "linphone/wrapper_utils.h"
 
 #include "c-wrapper/c-wrapper.h"
 #include "dial-plan/dial-plan.h"