diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 134d9a71752..97abf7a3d9b 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-19  Jakub Jelinek  <jakub@redhat.com>
+
+	* atomic.c: Include sys/types.h.
+
 2013-11-18  Ian Lance Taylor  <iant@google.com>
 
 	* configure.ac: Check for support of __atomic extensions.
diff --git a/libbacktrace/atomic.c b/libbacktrace/atomic.c
index 44fa5521ad4..10418abadaa 100644
--- a/libbacktrace/atomic.c
+++ b/libbacktrace/atomic.c
@@ -32,6 +32,8 @@ POSSIBILITY OF SUCH DAMAGE.  */
 
 #include "config.h"
 
+#include <sys/types.h>
+
 #include "backtrace.h"
 #include "backtrace-supported.h"
 #include "internal.h"