diff --git a/include/haproxy/pool.h b/include/haproxy/pool.h
index 017719d19..127514661 100644
--- a/include/haproxy/pool.h
+++ b/include/haproxy/pool.h
@@ -27,7 +27,6 @@
 #include <haproxy/api.h>
 #include <haproxy/freq_ctr.h>
 #include <haproxy/list.h>
-#include <haproxy/pool-os.h>
 #include <haproxy/pool-t.h>
 #include <haproxy/thread.h>
 
diff --git a/src/pool.c b/src/pool.c
index 48e51e665..ddea4c06b 100644
--- a/src/pool.c
+++ b/src/pool.c
@@ -23,6 +23,7 @@
 #include <haproxy/global.h>
 #include <haproxy/list.h>
 #include <haproxy/pool.h>
+#include <haproxy/pool-os.h>
 #include <haproxy/sc_strm.h>
 #include <haproxy/stats-t.h>
 #include <haproxy/stconn.h>