diff --git a/tools/mkexport.sh b/tools/mkexport.sh
index 5e84f71ed8..2a0660cdbb 100755
--- a/tools/mkexport.sh
+++ b/tools/mkexport.sh
@@ -195,6 +195,7 @@ fi
 # Copy the depends script
 
 cp "${TOPDIR}/tools/mkdeps.c" "${EXPORTDIR}/tools/."
+cp "${TOPDIR}/tools/incdir.c" "${EXPORTDIR}/tools/."
 
 # Copy the default linker script