diff --git a/polyp/cpulimit.c b/polyp/cpulimit.c
index f121123f1..53920f50a 100644
--- a/polyp/cpulimit.c
+++ b/polyp/cpulimit.c
@@ -30,10 +30,13 @@
 #include <string.h>
 #include <assert.h>
 #include <sys/time.h>
-#include <sys/resource.h>
 #include <unistd.h>
 #include <signal.h>
 
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
+
 #include "cpulimit.h"
 #include "util.h"
 #include "log.h"
diff --git a/polyp/util.c b/polyp/util.c
index a05e601d8..cccb6651b 100644
--- a/polyp/util.c
+++ b/polyp/util.c
@@ -37,7 +37,6 @@
 #include <signal.h>
 #include <pthread.h>
 #include <sys/time.h>
-#include <sys/resource.h>
 #include <limits.h>
 #include <unistd.h>
 
@@ -45,6 +44,10 @@
 #include <sched.h>
 #endif
 
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
+
 #ifdef HAVE_NETDB_H
 #include <netdb.h>
 #endif