diff --git a/src/pies.c b/src/pies.c
index 9355d50..9fe6109 100644
--- a/src/pies.c
+++ b/src/pies.c
@@ -19,6 +19,7 @@
 #include <configmake.h>
 #include "meta1parse.h"
 #include "grecsasrt.h"
+#include <stdlib.h>

 int preprocess_only;		/* Preprocess config, do nothing more */
 int lint_mode;			/* Test configuration syntax and exit */
diff --git a/src/piesctl.c b/src/piesctl.c
index a0ac967..fd6c3e2 100644
--- a/src/piesctl.c
+++ b/src/piesctl.c
@@ -14,6 +14,7 @@
    You should have received a copy of the GNU General Public License
    along with GNU Pies.  If not, see <http://www.gnu.org/licenses/>. */

+#include <stdlib.h>
 #include <config.h>
 #include <sys/types.h>
 #include <sys/socket.h>