diff --git a/include/foo/packet_dropper.h b/include/foo/packet_dropper.h
index 9171d0b..9db65cf 100644
--- a/include/foo/packet_dropper.h
+++ b/include/foo/packet_dropper.h
@@ -14,8 +14,8 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef INCLUDED_GR_FOO_PACKET_DROPPER_H
-#define INCLUDED_GR_FOO_PACKET_DROPPER_H
+#ifndef INCLUDED_FOO_PACKET_DROPPER_H
+#define INCLUDED_FOO_PACKET_DROPPER_H
 
 #include <foo/api.h>
 #include <gnuradio/block.h>
@@ -32,4 +32,4 @@ namespace foo {
 }  // namespace foo
 }  // namespace gr
 
-#endif /* INCLUDED_GR_FOO_PACKET_DROPPER_H */
+#endif /* INCLUDED_FOO_PACKET_DROPPER_H */
diff --git a/include/foo/wireshark_connector.h b/include/foo/wireshark_connector.h
index d3384cd..01cca48 100644
--- a/include/foo/wireshark_connector.h
+++ b/include/foo/wireshark_connector.h
@@ -14,8 +14,8 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_H
-#define INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_H
+#ifndef INCLUDED_FOO_WIRESHARK_CONNECTOR_H
+#define INCLUDED_FOO_WIRESHARK_CONNECTOR_H
 
 #include <foo/api.h>
 #include <gnuradio/block.h>
@@ -34,4 +34,4 @@ public:
 }  // namespace foo
 }  // namespace gr
 
-#endif /* INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_H */
+#endif /* INCLUDED_FOO_WIRESHARK_CONNECTOR_H */
diff --git a/lib/packet_dropper_impl.h b/lib/packet_dropper_impl.h
index 597cbb2..9583ad7 100644
--- a/lib/packet_dropper_impl.h
+++ b/lib/packet_dropper_impl.h
@@ -15,8 +15,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef INCLUDED_GR_FOO_PACKET_DROPPER_IMPL_H
-#define INCLUDED_GR_FOO_PACKET_DROPPER_IMPL_H
+#ifndef INCLUDED_FOO_PACKET_DROPPER_IMPL_H
+#define INCLUDED_FOO_PACKET_DROPPER_IMPL_H
 
 #include <foo/packet_dropper.h>
 
@@ -34,4 +34,4 @@ namespace foo {
 }
 }
 
-#endif /* INCLUDED_GR_FOO_PACKET_DROPPER_IMPL_H */
+#endif /* INCLUDED_FOO_PACKET_DROPPER_IMPL_H */
diff --git a/lib/wireshark_connector_impl.h b/lib/wireshark_connector_impl.h
index 379f497..1842648 100644
--- a/lib/wireshark_connector_impl.h
+++ b/lib/wireshark_connector_impl.h
@@ -14,8 +14,8 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_IMPL_H
-#define INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_IMPL_H
+#ifndef INCLUDED_FOO_WIRESHARK_CONNECTOR_IMPL_H
+#define INCLUDED_FOO_WIRESHARK_CONNECTOR_IMPL_H
 
 #include <boost/cstdint.hpp>
 
@@ -46,4 +46,4 @@ struct pcap_pkt {
 }  // namespace foo
 }  // namespace gr
 
-#endif /* INCLUDED_GR_FOO_WIRESHARK_CONNECTOR_IMPL_H */
+#endif /* INCLUDED_FOO_WIRESHARK_CONNECTOR_IMPL_H */