diff --git a/apps/api/src/workflows/services/workflow.service.ts b/apps/api/src/workflows/services/workflow.service.ts
index 322bfe38..b29a8b3e 100644
--- a/apps/api/src/workflows/services/workflow.service.ts
+++ b/apps/api/src/workflows/services/workflow.service.ts
@@ -1,5 +1,5 @@
 import { BaseService } from '@app/common/base/base.service'
-import { replaceTemplateFields } from '@app/definitions/utils/field.utils'
+import { fixObjectTypes, replaceTemplateFields } from '@app/definitions/utils/field.utils'
 import { BadRequestException, Injectable, Logger, NotFoundException } from '@nestjs/common'
 import { DeepPartial, DeleteOneOptions, UpdateOneOptions } from '@ptc-org/nestjs-query-core'
 import { ReturnModelType } from '@typegoose/typegoose'
@@ -224,7 +224,10 @@ export class WorkflowService extends BaseService<Workflow> {
       name: trigger.name,
       inputs: {
         ...templateInputs,
-        ...replaceTemplateFields(idsMap, trigger.inputs ?? {}, templateInputs),
+        ...fixObjectTypes(
+          replaceTemplateFields(idsMap, trigger.inputs ?? {}, templateInputs),
+          workflow.templateSchema ?? {},
+        ),
       },
       credentials: credentialsForTrigger?.id,
       schedule: {
@@ -274,7 +277,10 @@ export class WorkflowService extends BaseService<Workflow> {
         name: action.name,
         inputs: {
           ...templateInputs,
-          ...replaceTemplateFields(idsMap, action.inputs ?? {}, templateInputs),
+          ...fixObjectTypes(
+            replaceTemplateFields(idsMap, action.inputs ?? {}, templateInputs),
+            workflow.templateSchema ?? {},
+          ),
         },
         previousAction: idsMap.get(previousAction?.id ?? '') as any,
         previousActionCondition: previousAction?.condition,
diff --git a/libs/definitions/src/utils/field.utils.spec.ts b/libs/definitions/src/utils/field.utils.spec.ts
index 55db7fe0..4f28f5d9 100644
--- a/libs/definitions/src/utils/field.utils.spec.ts
+++ b/libs/definitions/src/utils/field.utils.spec.ts
@@ -1,4 +1,5 @@
-import { getInterpolatedVariables, replaceTemplateFields } from './field.utils'
+import { JSONSchema7 } from 'json-schema'
+import { fixObjectTypes, getInterpolatedVariables, replaceTemplateFields } from './field.utils'
 
 describe('FieldUtils', () => {
   describe('getInterpolatedVariables', () => {
@@ -125,4 +126,189 @@ describe('FieldUtils', () => {
       })
     })
   })
+
+  describe('fixObjectTypes', () => {
+    const schema: JSONSchema7 = {
+      type: 'object',
+      properties: {
+        name: { type: 'string' },
+        age: { type: 'integer' },
+        active: { type: 'boolean' },
+        score: { type: 'number' },
+        hobbies: {
+          type: 'array',
+          items: { type: 'string' },
+        },
+        address: {
+          type: 'object',
+          properties: {
+            street: { type: 'string' },
+            city: { type: 'string' },
+          },
+        },
+        friends: {
+          type: 'array',
+          items: {
+            type: 'object',
+            properties: {
+              name: { type: 'string' },
+              age: { type: 'integer' },
+              active: { type: 'boolean' },
+            },
+          },
+        },
+      },
+    }
+
+    it('should fix object types according to schema', () => {
+      const input = {
+        name: 'John Doe',
+        age: '30',
+        active: 'true',
+        score: '100.5',
+        hobbies: ['reading', 'sports'],
+        address: {
+          street: '123 Main St',
+          city: 'New York',
+        },
+      }
+
+      const expectedOutput = {
+        name: 'John Doe',
+        age: 30,
+        active: true,
+        score: 100.5,
+        hobbies: ['reading', 'sports'],
+        address: {
+          street: '123 Main St',
+          city: 'New York',
+        },
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(expectedOutput)
+    })
+
+    it('should not change the value of items not following the schema', () => {
+      const input = {
+        name: 'John Doe',
+        age: '{{template.age}}',
+        active: '{{template.active}}',
+        score: '{{template.score}}',
+        hobbies: '{{template.hobbies}}',
+        address: '{{template.address}}',
+      }
+
+      const expectedOutput = {
+        name: 'John Doe',
+        age: '{{template.age}}',
+        active: '{{template.active}}',
+        score: '{{template.score}}',
+        hobbies: '{{template.hobbies}}',
+        address: '{{template.address}}',
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(expectedOutput)
+    })
+
+    it('should not modify values with the correct type', () => {
+      const input = {
+        name: 'Jane Doe',
+        age: 28,
+        active: false,
+        hobbies: ['painting', 'music'],
+        address: {
+          street: '456 Elm St',
+          city: 'Los Angeles',
+        },
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(input)
+    })
+
+    it('should handle nested objects and arrays', () => {
+      const input = {
+        name: 'John Doe',
+        age: '30',
+        active: 'true',
+        hobbies: ['reading', 'sports'],
+        address: {
+          street: '123 Main St',
+          city: 'New York',
+        },
+        friends: [
+          {
+            name: 'Alice',
+            age: '35',
+            active: 'false',
+          },
+          {
+            name: 'Bob',
+            age: '32',
+            active: 'true',
+          },
+        ],
+      }
+
+      const expectedOutput = {
+        name: 'John Doe',
+        age: 30,
+        active: true,
+        hobbies: ['reading', 'sports'],
+        address: {
+          street: '123 Main St',
+          city: 'New York',
+        },
+        friends: [
+          {
+            name: 'Alice',
+            age: 35,
+            active: false,
+          },
+          {
+            name: 'Bob',
+            age: 32,
+            active: true,
+          },
+        ],
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(expectedOutput)
+    })
+
+    it('should handle empty objects and arrays', () => {
+      const input = {
+        name: 'John Doe',
+        age: '30',
+        active: 'true',
+        hobbies: [],
+        address: {},
+      }
+
+      const expectedOutput = {
+        name: 'John Doe',
+        age: 30,
+        active: true,
+        hobbies: [],
+        address: {},
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(expectedOutput)
+    })
+
+    it('should handle missing properties', () => {
+      const input = {
+        name: 'John Doe',
+        age: '30',
+        active: 'true',
+      }
+
+      const expectedOutput = {
+        name: 'John Doe',
+        age: 30,
+        active: true,
+      }
+
+      expect(fixObjectTypes(input, schema)).toEqual(expectedOutput)
+    })
+  })
 })
diff --git a/libs/definitions/src/utils/field.utils.ts b/libs/definitions/src/utils/field.utils.ts
index 5a518ca3..8b5ca5a4 100644
--- a/libs/definitions/src/utils/field.utils.ts
+++ b/libs/definitions/src/utils/field.utils.ts
@@ -1,4 +1,5 @@
 import { getAddress, isAddress } from 'ethers/lib/utils'
+import { JSONSchema7, JSONSchema7TypeName } from 'json-schema'
 import { VarEvm } from '../operation-evm'
 
 export function hasInterpolation(str: string) {
@@ -135,3 +136,51 @@ export function replaceTemplateFields(
   }
   return result
 }
+
+export function fixObjectTypes(obj: Record<string, any>, schema: JSONSchema7): Record<string, any> {
+  if (!schema?.properties) {
+    return obj
+  }
+  if (!obj || typeof obj !== 'object') {
+    return obj
+  }
+  for (const [key, value] of Object.entries(obj)) {
+    const type: JSONSchema7TypeName = schema.properties[key] && (schema.properties[key] as any).type
+    switch (type) {
+      case 'object':
+        obj[key] = fixObjectTypes(value, schema.properties![key] as JSONSchema7)
+        break
+      case 'array':
+        if (Array.isArray(value)) {
+          obj[key] = value.map((item) => {
+            if (typeof item === 'object') {
+              return fixObjectTypes(item, (schema.properties![key] as any).items as JSONSchema7)
+            } else {
+              return item
+            }
+          })
+        } else {
+          obj[key] = value
+        }
+
+        break
+      case 'boolean':
+        obj[key] = value === 'true' ? true : value === 'false' ? false : value
+        break
+      case 'number':
+        obj[key] = Number.isFinite(Number(value)) ? Number(value) : value
+        break
+      case 'integer':
+        obj[key] = Number.isInteger(Number(value)) ? Number(value) : value
+        break
+      case 'null':
+        obj[key] = value === 'null' ? null : value
+        break
+      case 'string':
+      default:
+        obj[key] = value
+        break
+    }
+  }
+  return obj
+}