diff --git a/forward.c b/forward.c
index 72de837..d7ce32f 100644
--- a/forward.c
+++ b/forward.c
@@ -17,7 +17,7 @@ void forward(double ra0,double de0,double ra,double de,double *x,double *y)
   cel.ref[2]=999.;
   cel.ref[3]=999.;
   cel.flag=0.;
-  strcpy(cel.prj.code,"TAN");
+  strcpy(cel.prj.code,"STG");
 
   if (celset(&cel)) {
     printf("Error in Projection (celset)\n");
diff --git a/reverse.c b/reverse.c
index e279797..0b78db1 100644
--- a/reverse.c
+++ b/reverse.c
@@ -20,7 +20,7 @@ void reverse(double ra0,double de0,double x,double y,double *ra,double *de)
   cel.ref[2]=999.;
   cel.ref[3]=999.;
   cel.flag=0.;
-  strcpy(cel.prj.code,"TAN");
+  strcpy(cel.prj.code,"STG");
   
   if (celset(&cel)) {
     printf("Error in Projection (celset)\n");