diff --git a/src/xspice/enh/enhtrans.c b/src/xspice/enh/enhtrans.c
index b2b6e1c9c..d38dee9c7 100644
--- a/src/xspice/enh/enhtrans.c
+++ b/src/xspice/enh/enhtrans.c
@@ -132,6 +132,7 @@ ENHtranslate_poly(
         card = TMALLOC(char, strlen(d->line) + 2);
         strcpy(card,"*");
         strcat(card, d->line);
+        tfree(d->line);
         d->line = card;
 
 #ifdef TRACE