diff --git a/common/libs/scheduling/contracts/RequestFactory.ts b/common/libs/scheduling/contracts/RequestFactory.ts
index 8524afa7..17ef25ec 100644
--- a/common/libs/scheduling/contracts/RequestFactory.ts
+++ b/common/libs/scheduling/contracts/RequestFactory.ts
@@ -8,11 +8,10 @@ interface ABIFunc<T, K = void> {
 
 type address = any;
 type uint256 = any;
-type bytes = any;
 
 interface IRequestFactory {
   validateRequestParams: ABIFunc<
-    { _addressArgs: address[]; _uintArgs: uint256[]; _callData: bytes; _endowment: uint256 },
+    { _addressArgs: address[]; _uintArgs: uint256[]; _endowment: uint256 },
     { paramsValidity: boolean[] }
   >;
 }
@@ -29,10 +28,6 @@ const requestFactoryAbi = [
         name: '_uintArgs',
         type: 'uint256[12]'
       },
-      {
-        name: '_callData',
-        type: 'bytes'
-      },
       {
         name: '_endowment',
         type: 'uint256'
diff --git a/common/libs/scheduling/index.ts b/common/libs/scheduling/index.ts
index 8ed90123..d2093aad 100644
--- a/common/libs/scheduling/index.ts
+++ b/common/libs/scheduling/index.ts
@@ -26,9 +26,9 @@ export const EAC_SCHEDULING_CONFIG = {
 
 export const EAC_ADDRESSES = {
   KOVAN: {
-    blockScheduler: '0x1afc19a7e642761ba2b55d2a45b32c7ef08269d1',
-    requestFactory: '0x496e2b6089bde77293a994469b08e9f266d87adb',
-    timestampScheduler: '0xc6370807f0164bdf10a66c08d0dab1028dbe80a3'
+    blockScheduler: '0x394ce9fe06c72f18e5a845842974f0c1224b1ff5',
+    requestFactory: '0x98c128b3d8a0ac240f7b7dd4969ea0ad54f9d330',
+    timestampScheduler: '0x31bbbf5180f2bd9c213e2e1d91a439677243268a'
   }
 };
 
@@ -163,7 +163,6 @@ export const parseSchedulingParametersValidity = (isValid: boolean[]) => {
 
 export const getValidateRequestParamsData = (
   toAddress: string,
-  callData = '',
   callGas: Wei,
   callValue: ICurrentValue['value'],
   windowSize: BN | null,
@@ -200,7 +199,6 @@ export const getValidateRequestParamsData = (
       gasPrice,
       requiredDeposit
     ],
-    _callData: callData,
     _endowment: endowment
   });
 };
diff --git a/common/selectors/schedule/transaction.ts b/common/selectors/schedule/transaction.ts
index e797d973..902778e9 100644
--- a/common/selectors/schedule/transaction.ts
+++ b/common/selectors/schedule/transaction.ts
@@ -156,7 +156,6 @@ export const getValidateScheduleParamsCallPayload = (
   const deposit = getScheduleDeposit(state);
   const scheduleTimestamp = getScheduleTimestamp(state);
   const windowSize = getWindowSize(state);
-  const callData = getData(state);
   const scheduleTimezone = getScheduleTimezone(state);
   const windowStart = getWindowStart(state);
 
@@ -189,7 +188,6 @@ export const getValidateScheduleParamsCallPayload = (
 
   const data = getValidateRequestParamsData(
     bufferToHex(currentTo.value),
-    callData.value ? bufferToHex(callData.value) : '',
     callGasLimit,
     currentValue.value,
     windowSizeBlockToMin(windowSize.value, scheduleType.value),