diff --git a/network/asterisk-addons/asterisk-addons.conf b/network/asterisk-addons/asterisk-addons.conf
index fa0f0ea88..abbc98887 100644
--- a/network/asterisk-addons/asterisk-addons.conf
+++ b/network/asterisk-addons/asterisk-addons.conf
@@ -23,3 +23,4 @@ var_append makeopt ' ' "ASTLIBDIR=$( pkgprefix libdir asterisk )"
 var_append makeinstopt ' ' "ASTLIBDIR=$( pkgprefix libdir asterisk )"
 
 var_append GCC_WRAPPER_APPEND ' ' "-I$( pkgprefix includedir asterisk )"
+var_append GCC_WRAPPER_APPEND ' ' "-I$( pkgprefix includedir mysql )"