diff --git a/src/xspice/cmpp/pp_lst.c b/src/xspice/cmpp/pp_lst.c
index 233abc6ec..d8508fbf2 100755
--- a/src/xspice/cmpp/pp_lst.c
+++ b/src/xspice/cmpp/pp_lst.c
@@ -306,7 +306,7 @@ static Status_t read_modpath(
         model[n].cfunc_unique = TRUE;
 
         /* Put pathname into info structure */
-        model[n].path_name = malloc(len);
+        model[n].path_name = malloc(len+1);
         strcpy(model[n].path_name, path);
 
         /* Increment count of paths read */