1 files changed, 1 insertions, 1 deletions

diff --git a/src/dispnew.c b/src/dispnew.c
index ac0d30cef44..201f4a579e7 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -2308,7 +2308,7 @@ Emacs was built without floating point support.\n\
   else
     sec += usec / 1000000, usec %= 1000000;
 
-  if (sec <= 0)
+  if (sec < 0 || (sec == 0 && usec == 0))
     return Qnil;
 
   {