diff --git a/src/met_map.c b/src/met_map.c
index 5de945063..cd3a4b36a 100644
--- a/src/met_map.c
+++ b/src/met_map.c
@@ -29,10 +29,10 @@
    ------------------------------------------------------------ */
 
 /*! Maximum number of longitudes. */
-#define NX 1441
+#define NX EX
 
 /*! Maximum number of latitudes. */
-#define NY 721
+#define NY EY
 
 /* ------------------------------------------------------------
    Main...
diff --git a/src/met_zm.c b/src/met_zm.c
index 84e8a5e57..3dd7eee65 100644
--- a/src/met_zm.c
+++ b/src/met_zm.c
@@ -32,7 +32,7 @@
 #define NZ 1000
 
 /*! Maximum number of latitudes. */
-#define NY 721
+#define NY EY
 
 /* ------------------------------------------------------------
    Main...