diff --git a/es/contract/aci/transformation.js b/es/contract/aci/transformation.js
index f3ab2eff01..59c9b7899a 100644
--- a/es/contract/aci/transformation.js
+++ b/es/contract/aci/transformation.js
@@ -94,21 +94,20 @@ export function readType (type, { bindings } = {}) {
  * @param bindings
  * @return {string}
  */
-export async function transform (type, value, { bindings } = {}) {
+export function transform (type, value, { bindings } = {}) {
   const { t, generic } = readType(type, { bindings })
 
   switch (t) {
     case SOPHIA_TYPES.string:
       return `"${value}"`
     case SOPHIA_TYPES.list:
-      return `[${await Promise.all(value.map(async el => transform(generic, el, { bindings })))}]`
+      return `[${value.map(el => transform(generic, el, { bindings }))}]`
     case SOPHIA_TYPES.tuple:
-      return `(${await Promise.all(value.map(async (el, i) => transform(generic[i], el, {
+      return `(${value.map((el, i) => transform(generic[i], el, {
         bindings
-      })))})`
+      }))})`
     case SOPHIA_TYPES.option: {
-      const optionV = await value.catch(e => undefined)
-      return optionV === undefined ? 'None' : `Some(${await transform(generic, optionV, {
+      return value === undefined ? 'None' : `Some(${transform(generic, value, {
         bindings
       })})`
     }
@@ -117,10 +116,9 @@ export async function transform (type, value, { bindings } = {}) {
     case SOPHIA_TYPES.signature:
       return `#${typeof value === 'string' ? value : Buffer.from(value).toString('hex')}`
     case SOPHIA_TYPES.record:
-      return `{${await generic.reduce(
-        async (acc, { name, type }, i) => {
-          acc = await acc
-          acc += `${i !== 0 ? ',' : ''}${name} = ${await transform(type, value[name], {
+      return `{${generic.reduce(
+        (acc, { name, type }, i) => {
+          acc += `${i !== 0 ? ',' : ''}${name} = ${transform(type, value[name], {
             bindings
           })}`
           return acc
@@ -136,18 +134,18 @@ export async function transform (type, value, { bindings } = {}) {
   return `${value}`
 }
 
-async function transformVariant (value, generic, { bindings }) {
+function transformVariant (value, generic, { bindings }) {
   const [[variant, variantArgs]] = typeof value === 'string' ? [[value, []]] : Object.entries(value)
   const [[v, type]] = Object.entries(generic.find(o => Object.keys(o)[0].toLowerCase() === variant.toLowerCase()))
   return `${v}${!type.length
     ? ''
-    : `(${await Promise.all(variantArgs.slice(0, type.length).map(async (el, i) => transform(type[i], el, {
+    : `(${variantArgs.slice(0, type.length).map((el, i) => transform(type[i], el, {
       bindings
-    })))})`
+    }))})`
   }`
 }
 
-export async function transformMap (value, generic, { bindings }) {
+export function transformMap (value, generic, { bindings }) {
   if (value instanceof Map) {
     value = Array.from(value.entries())
   }
@@ -155,14 +153,13 @@ export async function transformMap (value, generic, { bindings }) {
     value = Object.entries(value)
   }
 
-  return `{${await value
+  return `{${value
     .reduce(
-      async (acc, [key, value], i) => {
-        acc = await acc
+      (acc, [key, value], i) => {
         if (i !== 0) acc += ','
-        acc += `[${await transform(generic[0], key, {
+        acc += `[${transform(generic[0], key, {
           bindings
-        })}] = ${await transform(generic[1], value, { bindings })}`
+        })}] = ${transform(generic[1], value, { bindings })}`
         return acc
       },
       ''
@@ -285,7 +282,7 @@ export function prepareSchema (type, { bindings } = {}) {
     case SOPHIA_TYPES.signature:
       return JoiBinary.binary().bufferCheck(64).error(getJoiErrorMsg)
     case SOPHIA_TYPES.option:
-      return Joi.object().type(Promise).error(getJoiErrorMsg)
+      return prepareSchema(generic, { bindings }).optional().error(getJoiErrorMsg)
     // @Todo Need to transform Map to Array of arrays before validating it
     // case SOPHIA_TYPES.map:
     //   return Joi.array().items(Joi.array().ordered(generic.map(type => prepareSchema(type))))
@@ -373,7 +370,7 @@ export function validateArguments (aci, params) {
   const validationSchema = Joi.array().ordered(
     aci.arguments
       .map(({ type }, i) => prepareSchema(type, { bindings: aci.bindings }).label(`[${params[i]}]`))
-  ).label('Argument')
+  ).sparse(true).label('Argument')
   const { error } = Joi.validate(params, validationSchema, { abortEarly: false })
   if (error) {
     throw error
diff --git a/test/integration/contract.js b/test/integration/contract.js
index d560b921e8..597af62075 100644
--- a/test/integration/contract.js
+++ b/test/integration/contract.js
@@ -226,14 +226,14 @@ describe('Contract', function () {
       isCompiled.should.be.equal(true)
     })
     it('Dry-run deploy fn', async () => {
-      const res = await contractObject.methods.init.get('123', 1, Promise.resolve('hahahaha'))
+      const res = await contractObject.methods.init.get('123', 1, 'hahahaha')
       res.result.should.have.property('gasUsed')
       res.result.should.have.property('returnType')
     })
     it('Dry-run deploy fn on specific account', async () => {
       const current = await contract.address()
       const onAccount = contract.addresses().find(acc => acc !== current)
-      const { result } = await contractObject.methods.init.get('123', 1, Promise.resolve('hahahaha'), { onAccount })
+      const { result } = await contractObject.methods.init.get('123', 1, 'hahahaha', { onAccount })
       result.should.have.property('gasUsed')
       result.should.have.property('returnType')
       result.callerId.should.be.equal(onAccount)
@@ -241,7 +241,7 @@ describe('Contract', function () {
 
     it('Deploy contract before compile', async () => {
       contractObject.compiled = null
-      await contractObject.methods.init('123', 1, Promise.resolve('hahahaha'))
+      await contractObject.methods.init('123', 1, 'hahahaha')
       const isCompiled = contractObject.compiled.length && contractObject.compiled.slice(0, 3) === 'cb_'
       isCompiled.should.be.equal(true)
     })
@@ -383,22 +383,22 @@ describe('Contract', function () {
         })
         it('Map With Option Value', async () => {
           const address = await contract.address()
-          let mapArgWithSomeValue = new Map(
+          const mapArgWithSomeValue = new Map(
             [
-              [address, ['someStringV', Promise.resolve(123)]]
+              [address, ['someStringV', 123]]
             ]
           )
-          let mapArgWithNoneValue = new Map(
+          const mapArgWithNoneValue = new Map(
             [
-              [address, ['someStringV', Promise.reject(Error()).catch(e => undefined)]]
+              [address, ['someStringV', undefined]]
             ]
           )
-          let returnArgWithSomeValue = new Map(
+          const returnArgWithSomeValue = new Map(
             [
               [address, ['someStringV', 123]]
             ]
           )
-          let returnArgWithNoneValue = new Map(
+          const returnArgWithNoneValue = new Map(
             [
               [address, ['someStringV', undefined]]
             ]
@@ -435,7 +435,7 @@ describe('Contract', function () {
       describe('RECORD/STATE', function () {
         const objEq = (obj, obj2) => !Object.entries(obj).find(([key, val]) => JSON.stringify(obj2[key]) !== JSON.stringify(val))
         it('Valid Set Record (Cast from JS object)', async () => {
-          await contractObject.methods.setRecord({ value: 'qwe', key: 1234, testOption: Promise.resolve('test') })
+          await contractObject.methods.setRecord({ value: 'qwe', key: 1234, testOption: 'test' })
           const state = await contractObject.methods.getRecord()
 
           objEq(state.decodedResult, { value: 'qwe', key: 1234, testOption: 'test' }).should.be.equal(true)
@@ -445,7 +445,7 @@ describe('Contract', function () {
           objEq(result.decodedResult, { value: 'qwe', key: 1234, testOption: 'test' }).should.be.equal(true)
         })
         it('Get Record With Option (Convert to JS object)', async () => {
-          await contractObject.methods.setRecord({ key: 1234, value: 'qwe', testOption: Promise.resolve('resolved string') })
+          await contractObject.methods.setRecord({ key: 1234, value: 'qwe', testOption: 'resolved string' })
           const result = await contractObject.methods.getRecord()
           objEq(result.decodedResult, { value: 'qwe', key: 1234, testOption: 'resolved string' }).should.be.equal(true)
         })
@@ -459,25 +459,25 @@ describe('Contract', function () {
       })
       describe('OPTION', function () {
         it('Set Some Option Value(Cast from JS value/Convert result to JS)', async () => {
-          const optionRes = await contractObject.methods.intOption(Promise.resolve(123))
+          const optionRes = await contractObject.methods.intOption(123)
 
           optionRes.decodedResult.should.be.equal(123)
         })
         it('Set Some Option List Value(Cast from JS value/Convert result to JS)', async () => {
-          const optionRes = await contractObject.methods.listOption(Promise.resolve([[1, 'testString']]))
+          const optionRes = await contractObject.methods.listOption([[1, 'testString']])
 
           JSON.stringify(optionRes.decodedResult).should.be.equal(JSON.stringify([[1, 'testString']]))
         })
         it('Set None Option Value(Cast from JS value/Convert to JS)', async () => {
-          const optionRes = await contractObject.methods.intOption(Promise.reject(Error()))
+          const optionRes = await contractObject.methods.intOption(undefined)
           const isUndefined = optionRes.decodedResult === undefined
           isUndefined.should.be.equal(true)
         })
         it('Invalid option type', async () => {
           try {
-            await contractObject.methods.intOption({ s: 2 })
+            await contractObject.methods.intOption('string')
           } catch (e) {
-            e.message.should.be.equal('"Argument" at position 0 fails because [Value \'[[object Object]]\' at path: [0] not a Promise]')
+            e.message.should.be.equal('"Argument" at position 0 fails because [Value "[string]" at path: [0] not a number]')
           }
         })
       })