diff --git a/Compiler/hdf5_serial/files/variants.rhel6 b/Compiler/hdf5_serial/files/variants.rhel6
index 5790495..1e5bfc8 100644
--- a/Compiler/hdf5_serial/files/variants.rhel6
+++ b/Compiler/hdf5_serial/files/variants.rhel6
@@ -47,4 +47,8 @@ hdf5_serial/1.10.5	stable		gcc/{5.5.0,6.4.0,6.5.0,7.3.0,7.4.0,8.2.0,8.3.0}
 hdf5_serial/1.10.5	stable		intel/{18.4,19.3}
 hdf5_serial/1.10.5	stable		pgi/18.5
 
-hdf5_serial/1.10.6	unstable	gcc/{7.5.0,8.4.0,9.3.0,10.2.0}
+hdf5_serial/1.10.6	stable		gcc/{7.5.0,8.4.0,9.3.0,10.2.0}
+
+hdf5_serial/1.10.7	unstable	gcc/{7.5.0,8.4.0,9.3.0,10.2.0}
+
+hdf5_serial/1.12.0	unstable	gcc/{7.5.0,8.4.0,9.3.0,10.2.0}