fix unset in p4est

diff --git a/deal.II/packages/p4est.package b/deal.II/packages/p4est.package
index 817b91a623410878261cbb99cc1f83eee1a10468..e47799ee03fde60135f2c8f9352618eb2180e679 100644 (file)
--- a/deal.II/packages/p4est.package
+++ b/deal.II/packages/p4est.package
@@ -10,7 +10,7 @@ package_specific_setup () {
     cd ${UNPACK_PATH}/${EXTRACTSTO}
     git submodule update --init; ./bootstrap
     cd ${ORIG_BUILD_DIR}
-    unset ${ORIG_BUILD_DIR}
+    unset ORIG_BUILD_DIR
 
     function bdie () {
         echo "Error: $@"