1 files changed, 1 insertions, 1 deletions
diff --git a/src/lread.c b/src/lread.c
index fdbf0329118..35348f1ddb8 100644
--- a/src/lread.c
+++ b/src/lread.c
@@ -2536,7 +2536,7 @@ read_integer (Lisp_Object readcharfun, EMACS_INT radix)
       *p = '\0';
     }
 
-  if (! valid)
+  if (valid != 1)
     {
       sprintf (buf, "integer, radix %"pI"d", radix);
       invalid_syntax (buf);