diff --git a/src/include/getline.h b/src/include/getline.h
index ddf4f157f..68452daf1 100644
--- a/src/include/getline.h
+++ b/src/include/getline.h
@@ -27,8 +27,8 @@
  * SUCH DAMAGE.
  */
 
-#ifndef _getline_h
-#define _getline_h
+#ifndef _GETLINE_H
+#define _GETLINE_H
 
 #include <stdio.h>
 
diff --git a/src/include/getsubopt.h b/src/include/getsubopt.h
index b4e16223f..e45cf66b0 100644
--- a/src/include/getsubopt.h
+++ b/src/include/getsubopt.h
@@ -1,4 +1,4 @@
-#ifndef _getsubopt_h
-#define _getsubopt_h
+#ifndef _GETSUBOPT_H
+#define _GETSUBOPT_H
 int getsubopt (char **optionp, char *const *tokens, char **valuep);
 #endif
diff --git a/src/include/lxcmntent.h b/src/include/lxcmntent.h
index 25df5b96f..1d45d4826 100644
--- a/src/include/lxcmntent.h
+++ b/src/include/lxcmntent.h
@@ -18,8 +18,8 @@
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#ifndef _lxcmntent_h
-#define _lxcmntent_h
+#ifndef _LXCMNTENT_H
+#define _LXCMNTENT_H
 
 #if IS_BIONIC
 struct mntent
diff --git a/src/include/openpty.h b/src/include/openpty.h
index ddc9c8113..6e7bf8d2d 100644
--- a/src/include/openpty.h
+++ b/src/include/openpty.h
@@ -21,8 +21,8 @@
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#ifndef _openpty_h
-#define _openpty_h
+#ifndef _OPENPTY_H
+#define _OPENPTY_H
 
 #include <termios.h>
 #include <sys/ioctl.h>
diff --git a/src/lxc/lsm/lsm.h b/src/lxc/lsm/lsm.h
index d6a7aac0d..b915e8ddd 100644
--- a/src/lxc/lsm/lsm.h
+++ b/src/lxc/lsm/lsm.h
@@ -21,8 +21,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef __lxc_lsm_h
-#define __lxc_lsm_h
+#ifndef __LXC_LSM_H
+#define __LXC_LSM_H
 
 struct lxc_conf;