diff --git a/lib/select.h b/lib/select.h
index e247bd9d05..4ed5dd2f8d 100644
--- a/lib/select.h
+++ b/lib/select.h
@@ -24,10 +24,10 @@
 
 #include "curl_setup.h"
 
-#ifdef HAVE_SYS_POLL_H
-#include <sys/poll.h>
-#elif defined(HAVE_POLL_H)
+#ifdef HAVE_POLL_H
 #include <poll.h>
+#elif defined(HAVE_SYS_POLL_H)
+#include <sys/poll.h>
 #endif
 
 /*
diff --git a/src/tool_sleep.c b/src/tool_sleep.c
index d878512ac4..e19db5a779 100644
--- a/src/tool_sleep.c
+++ b/src/tool_sleep.c
@@ -25,10 +25,10 @@
 #  include <sys/select.h>
 #endif
 
-#ifdef HAVE_SYS_POLL_H
-#  include <sys/poll.h>
-#elif defined(HAVE_POLL_H)
+#ifdef HAVE_POLL_H
 #  include <poll.h>
+#elif defined(HAVE_SYS_POLL_H)
+#  include <sys/poll.h>
 #endif
 
 #ifdef MSDOS