diff --git a/src/lib/database/backend_selector.cc b/src/lib/database/backend_selector.cc
index cea5a53..2c3c07d 100644
--- a/src/lib/database/backend_selector.cc
+++ b/src/lib/database/backend_selector.cc
@@ -7,6 +7,7 @@
 #include <database/backend_selector.h>
 #include <exceptions/exceptions.h>
 #include <climits>
+#include <limits>
 #include <sstream>
 
 using namespace isc::data;
diff --git a/src/lib/dhcpsrv/cfg_hosts_util.cc b/src/lib/dhcpsrv/cfg_hosts_util.cc
index 11c9e87..b5eab53 100644
--- a/src/lib/dhcpsrv/cfg_hosts_util.cc
+++ b/src/lib/dhcpsrv/cfg_hosts_util.cc
@@ -5,6 +5,7 @@
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 #include <config.h>
+#include <limits>
 
 #include <cc/data.h>
 #include <dhcpsrv/subnet_id.h>
diff --git a/src/lib/dhcpsrv/network_state.cc b/src/lib/dhcpsrv/network_state.cc
index a86a346..94451ca 100644
--- a/src/lib/dhcpsrv/network_state.cc
+++ b/src/lib/dhcpsrv/network_state.cc
@@ -6,6 +6,7 @@
 
 #include <config.h>
 
+#include <limits>
 #include <exceptions/exceptions.h>
 #include <dhcpsrv/network_state.h>
 #include <dhcpsrv/timer_mgr.h>