diff --git a/src/phast/PhreeqcRM/database/pitzer.dat b/src/phast/PhreeqcRM/database/pitzer.dat
index ba90d9e9..508bd1c3 100644
--- a/src/phast/PhreeqcRM/database/pitzer.dat
+++ b/src/phast/PhreeqcRM/database/pitzer.dat
@@ -692,7 +692,7 @@ PITZER
   Mg+2      Na+       0.07
   Na+       Sr+2      0.051
   OH-       SO4-2    -0.013
--LAMDA
+-LAMBDA
   B(OH)3    Cl-       0.091
   B(OH)3    K+       -0.14
   B(OH)3    Na+      -0.097