diff --git a/src/frontend/subckt.c b/src/frontend/subckt.c
index a4d5bc97b..8141bd965 100644
--- a/src/frontend/subckt.c
+++ b/src/frontend/subckt.c
@@ -874,7 +874,7 @@ struct card *inp_deckcopy_oc(struct card * deck)
         d->nf = deck->nf;
         d->linenum_orig = deck->linenum;
         d->linenum = i++;
-        d->numnodes = deck->numnodes;
+        d->nunodes = deck->nunodes;
         d->line = copy(deck->line);
         if (deck->error) {
             d->error = copy(deck->error);
@@ -932,7 +932,7 @@ struct card* inp_deckcopy_ln(struct card* deck)
         d->nf = deck->nf;
         d->linenum_orig = deck->linenum_orig;
         d->linenum = deck->linenum;
-        d->numnodes = deck->numnodes;
+        d->nunodes = deck->nunodes;
         d->line = copy(deck->line);
         if (deck->error) {
             d->error = copy(deck->error);
diff --git a/src/include/ngspice/inpdefs.h b/src/include/ngspice/inpdefs.h
index d27eb7f13..c022d0991 100644
--- a/src/include/ngspice/inpdefs.h
+++ b/src/include/ngspice/inpdefs.h
@@ -77,7 +77,7 @@ struct card_assoc {
 struct card {
     int linenum;
     int linenum_orig;
-    int numnodes;
+    int nunodes;
     char *line;
     char *error;
     struct card *nextcard;