diff --git a/src/frontend/rawfile.c b/src/frontend/rawfile.c
index 389ace51e..4a1359163 100644
--- a/src/frontend/rawfile.c
+++ b/src/frontend/rawfile.c
@@ -826,9 +826,9 @@ spar_write(char *name, struct plot *pl, double Rbaseval)
     fprintf(fp, "!Generated by ngspice at %s\n", pl->pl_date);
     fprintf(fp, "# Hz S RI R %g\n", Rbaseval);
     fprintf(fp, "!%-*.5s  %-*.5s  %-*.5s  %-*.5s  %-*.5s  %-*.5s  %-*.5s  %-*.5s  %-*.5s\n",
-            prec+8, "freq",
-            prec+8, "ReS11", prec+8, "ImS11", prec+8, "ReS21", prec+8, "ImS21",
-            prec+8, "ReS12", prec+8, "ImS12", prec+8, "ReS22", prec+8, "ImS22");
+            prec+7, "freq",
+            prec+7, "ReS11", prec+7, "ImS11", prec+7, "ReS21", prec+7, "ImS21",
+            prec+7, "ReS12", prec+7, "ImS12", prec+7, "ReS22", prec+7, "ImS22");
 
     /* Before we write the stuff out, make sure that the scale is the first
      * in the list.