diff --git a/rpc/api/admin.go b/rpc/api/admin.go
index 40199caa9..0230937fa 100644
--- a/rpc/api/admin.go
+++ b/rpc/api/admin.go
@@ -43,6 +43,7 @@ var (
 		"admin_datadir":            (*adminApi).DataDir,
 		"admin_startRPC":           (*adminApi).StartRPC,
 		"admin_stopRPC":            (*adminApi).StopRPC,
+		"admin_sleepBlocks":        (*adminApi).SleepBlocks,
 		"admin_setGlobalRegistrar": (*adminApi).SetGlobalRegistrar,
 		"admin_setHashReg":         (*adminApi).SetHashReg,
 		"admin_setUrlHint":         (*adminApi).SetUrlHint,
diff --git a/rpc/api/admin_js.go b/rpc/api/admin_js.go
index 1f822f2c7..17be63575 100644
--- a/rpc/api/admin_js.go
+++ b/rpc/api/admin_js.go
@@ -26,6 +26,13 @@ web3._extend({
 			inputFormatter: [web3._extend.utils.formatInputString],
 			outputFormatter: function(obj) { return obj; }
 		}),
+		new web3._extend.Method({
+			name: 'sleepBlocks',
+			call: 'admin_sleepBlocks',
+			params: 2,
+			inputFormatter: [web3._extend.utils.formatInputInt,web3._extend.utils.formatInputInt],
+			outputFormatter: web3._extend.formatters.formatOutputInt
+		}),
 		new web3._extend.Method({
 			name: 'verbosity',
 			call: 'admin_verbosity',
@@ -68,6 +75,13 @@ web3._extend({
 			inputFormatter: [web3._extend.utils.formatInputString,web3._extend.utils.formatInputString],
 			outputFormatter: web3._extend.formatters.formatOutputString
 		}),
+		new web3._extend.Method({
+			name: 'setUrlHint',
+			call: 'admin_setUrlHint',
+			params: 2,
+			inputFormatter: [web3._extend.utils.formatInputString,web3._extend.utils.formatInputString],
+			outputFormatter: web3._extend.formatters.formatOutputString
+		}),
 		new web3._extend.Method({
 			name: 'saveInfo',
 			call: 'admin_saveInfo',
@@ -90,14 +104,14 @@ web3._extend({
 			outputFormatter: web3._extend.formatters.formatOutputBool
 		}),
 		new web3._extend.Method({
-			name: 'StartNatSpec',
+			name: 'startNatSpec',
 			call: 'admin_startNatSpec',
 			params: 0,
 			inputFormatter: [],
 			outputFormatter: web3._extend.formatters.formatOutputBool
 		}),
 		new web3._extend.Method({
-			name: 'StopNatSpec',
+			name: 'stopNatSpec',
 			call: 'admin_stopNatSpec',
 			params: 0,
 			inputFormatter: [],