diff --git a/petsc.spec b/petsc.spec
index ecc2372..dd50197 100644
--- a/petsc.spec
+++ b/petsc.spec
@@ -68,8 +68,8 @@
 # hdf5' is required by 'cgns'
 # hdf5 needs MPI
 %if 0%{?fedora} || 0%{?rhel} >= 7
-%bcond_without cgns
-%bcond_without hdf5
+%bcond_with cgns
+%bcond_with hdf5
 %else
 %bcond_with cgns
 %bcond_with hdf5
@@ -1053,8 +1053,9 @@ make -C buildmpich_dir test
 %endif
 
 %changelog
-* Mon Jan 29 2018 Antonio Trande <sagitter@fedoraproject.org> - 3.8.3-2
+* Sat Feb 03 2018 Antonio Trande <sagitter@fedoraproject.org> - 3.8.3-2
 - Fix PETSC_LIB_DIR variables
+- cgns/hdf5 support temporarily disabled (bz#1541616) 
 
 * Sun Jan 28 2018 Antonio Trande <sagitter@fedoraproject.org> - 3.8.3-1
 - Update to 3.8.3