diff --git a/io/io_tryreadtimeout.c b/io/io_tryreadtimeout.c
index 5c41bcb..e123703 100644
--- a/io/io_tryreadtimeout.c
+++ b/io/io_tryreadtimeout.c
@@ -10,7 +10,7 @@ int64 io_tryreadtimeout(int64 d,char* buf,int64 len) {
     tai6464 x;
     io_entry* e=array_get(&io_fds,sizeof(io_entry),d);
     taia_now(&x);
-    if (taia_less(&x,&e->timeout)) {
+    if (!taia_less(&x,&e->timeout)) {
       errno=ETIMEDOUT;
       r=-2;
     }
diff --git a/io/io_trywritetimeout.c b/io/io_trywritetimeout.c
index 75b4894..e0761c5 100644
--- a/io/io_trywritetimeout.c
+++ b/io/io_trywritetimeout.c
@@ -10,7 +10,7 @@ int64 io_trywritetimeout(int64 d,const char* buf,int64 len) {
     tai6464 x;
     io_entry* e=array_get(&io_fds,sizeof(io_entry),d);
     taia_now(&x);
-    if (taia_less(&x,&e->timeout)) {
+    if (!taia_less(&x,&e->timeout)) {
       errno=ETIMEDOUT;
       r=-2;
     }
diff --git a/test/io4.c b/test/io4.c
index 7194356..62fa6fc 100644
--- a/test/io4.c
+++ b/test/io4.c
@@ -17,6 +17,7 @@ main() {
   taia_addsec(&t,&t,1);
   if (!io_fd(pfd[0])) return 111;
   io_timeout(pfd[0],t);
+  sleep(2);
   if ((r=io_tryreadtimeout(pfd[0],buf,sizeof buf))!=-2) {
     buffer_puts(buffer_2,"io_tryreadtimeout returned ");
     buffer_putlonglong(buffer_2,r);