diff --git a/src/bin/dhcp4/json_config_parser.cc b/src/bin/dhcp4/json_config_parser.cc
index f165190a2b..ef47da8375 100644
--- a/src/bin/dhcp4/json_config_parser.cc
+++ b/src/bin/dhcp4/json_config_parser.cc
@@ -420,7 +420,7 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set,
     // Revert any runtime option definitions configured so far and not committed.
     LibDHCP::revertRuntimeOptionDefs();
     // Let's set empty container in case a user hasn't specified any configuration
-    // for option definitions. This is equivalent to commiting empty container.
+    // for option definitions. This is equivalent to committing empty container.
     LibDHCP::setRuntimeOptionDefs(OptionDefSpaceContainer());
 
     // Answer will hold the result.
diff --git a/src/bin/dhcp6/json_config_parser.cc b/src/bin/dhcp6/json_config_parser.cc
index 97ebfe9acb..671cb3e2b2 100644
--- a/src/bin/dhcp6/json_config_parser.cc
+++ b/src/bin/dhcp6/json_config_parser.cc
@@ -615,7 +615,7 @@ configureDhcp6Server(Dhcpv6Srv&, isc::data::ConstElementPtr config_set,
     // Revert any runtime option definitions configured so far and not committed.
     LibDHCP::revertRuntimeOptionDefs();
     // Let's set empty container in case a user hasn't specified any configuration
-    // for option definitions. This is equivalent to commiting empty container.
+    // for option definitions. This is equivalent to committing empty container.
     LibDHCP::setRuntimeOptionDefs(OptionDefSpaceContainer());
 
     // This is a way to convert ConstElementPtr to ElementPtr.
diff --git a/src/lib/dhcpsrv/cfgmgr.h b/src/lib/dhcpsrv/cfgmgr.h
index 15f57efaf6..bf0c6e4590 100644
--- a/src/lib/dhcpsrv/cfgmgr.h
+++ b/src/lib/dhcpsrv/cfgmgr.h
@@ -123,7 +123,7 @@ public:
     /// @name Methods managing the collection of configurations.
     ///
     /// The following methods manage the process of preparing a configuration
-    /// without affecting a currently used configuration and then commiting
+    /// without affecting a currently used configuration and then committing
     /// the configuration to replace current configuration atomically.
     /// They also allow for keeping a history of previous configurations so
     /// as the @c CfgMgr can revert to the historical configuration when