diff --git a/networks/metal_chem/pynucastro.net b/networks/metal_chem/pynucastro.net
index 745544279..61548dc74 100644
--- a/networks/metal_chem/pynucastro.net
+++ b/networks/metal_chem/pynucastro.net
@@ -1,5 +1,5 @@
-co_ice             CO_ice   1.0     0.0
-h2o_ice            H2O_ice  1.0     0.0
+co_ice             CO_ice   1.0     1.0
+h2o_ice            H2O_ice  1.0     1.0
 elec               E        1.0     1.0
 hp                 Hp       4.0     2.0
 h                  H        12.0    6.0