diff --git a/data/basis/cc-pvdz b/data/basis/cc-pvdz
index 49491df9..edee47f2 100644
--- a/data/basis/cc-pvdz
+++ b/data/basis/cc-pvdz
@@ -318,7 +318,7 @@ P   1
 D   1
   1      0.0973000              1.0000000        
 
-Mn
+Mg
 S   11
   1  47390.0000000              0.346023D-03     
   2   7108.0000000              0.268077D-02     
@@ -1604,7 +1604,7 @@ F   2
   1      2.221100E+00           4.235450E-01     
   2      5.231000E-01           7.741140E-01     
 
-Mg
+Mn
 S   19
   1      3.960805E+06           8.242127E-06     
   2      5.931155E+05           6.408587E-05