diff --git a/src/modules/Elsa.JavaScript/Handlers/ConfigureEngineWithVariables.cs b/src/modules/Elsa.JavaScript/Handlers/ConfigureEngineWithVariables.cs
index 76d4926c0..417c4f5eb 100644
--- a/src/modules/Elsa.JavaScript/Handlers/ConfigureEngineWithVariables.cs
+++ b/src/modules/Elsa.JavaScript/Handlers/ConfigureEngineWithVariables.cs
@@ -87,6 +87,11 @@ public class ConfigureEngineWithVariables(IOptions<JintOptions> options) : INoti
                     yield return inputDefinition.Name;
             }
 
+            foreach (var syntheticProperty in activityExecutionContext.Activity.SyntheticProperties)
+            {
+                yield return syntheticProperty.Key;
+            }
+
             activityExecutionContext = activityExecutionContext.ParentActivityExecutionContext;
         }
     }
diff --git a/test/component/Elsa.Workflows.ComponentTests/Elsa.Workflows.ComponentTests.csproj b/test/component/Elsa.Workflows.ComponentTests/Elsa.Workflows.ComponentTests.csproj
index 1f285015a..84ef3ece2 100644
--- a/test/component/Elsa.Workflows.ComponentTests/Elsa.Workflows.ComponentTests.csproj
+++ b/test/component/Elsa.Workflows.ComponentTests/Elsa.Workflows.ComponentTests.csproj
@@ -82,6 +82,12 @@
         <None Update="Scenarios\HttpWorkflows\Workflows\http-hello-world.json">
           <CopyToOutputDirectory>Always</CopyToOutputDirectory>
         </None>
+        <None Update="Scenarios\InputOutput\Workflows\consumer.json">
+          <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+        </None>
+        <None Update="Scenarios\InputOutput\Workflows\provider.json">
+          <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+        </None>
     </ItemGroup>
 
 </Project>
diff --git a/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/InputOutputTests.cs b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/InputOutputTests.cs
new file mode 100644
index 000000000..ac648daf7
--- /dev/null
+++ b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/InputOutputTests.cs
@@ -0,0 +1,25 @@
+using Elsa.Workflows.ComponentTests.Abstractions;
+using Elsa.Workflows.ComponentTests.Fixtures;
+using Elsa.Workflows.Management;
+using Elsa.Workflows.Runtime;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Elsa.Workflows.ComponentTests.Scenarios.InputOutput;
+
+public class InputOutputTests(App app) : AppComponentTest(app)
+{
+    [Fact(DisplayName = "Input should be received by the Provider and should in turn be able to send it back to the Consumer.")]
+    public async Task InputShouldBeOutput()
+    {
+        const string workflowDefinitionVersionId = "4e993ab1b3d4e4a1";
+        var workflowDefinitionService = Scope.ServiceProvider.GetRequiredService<IWorkflowDefinitionService>();
+        var workflowInvoker = Scope.ServiceProvider.GetRequiredService<IWorkflowInvoker>();
+        var variableManager = Scope.ServiceProvider.GetRequiredService<IWorkflowInstanceVariableManager>();
+        var workflowGraph = await workflowDefinitionService.FindWorkflowGraphAsync(workflowDefinitionVersionId);
+        var result = await workflowInvoker.InvokeAsync(workflowGraph!);
+        var variables = await variableManager.GetVariablesAsync(result.WorkflowState.Id);
+        var variableValue = variables.First().Value;
+        
+        Assert.Equal("Hello World!", variableValue);
+    }
+}
\ No newline at end of file
diff --git a/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/consumer.json b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/consumer.json
new file mode 100644
index 000000000..46fbd3618
--- /dev/null
+++ b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/consumer.json
@@ -0,0 +1,98 @@
+{
+  "$schema": "https://elsaworkflows.io/schemas/workflow-definition/v3.0.0/schema.json",
+  "id": "4e993ab1b3d4e4a1",
+  "definitionId": "58dbd7bffa85a761",
+  "name": "Consumer",
+  "createdAt": "2024-12-04T16:49:20.593932\u002B00:00",
+  "version": 1,
+  "toolVersion": "3.3.0.0",
+  "variables": [
+    {
+      "id": "67fcb9870af4c28e",
+      "name": "Variable1",
+      "typeName": "String",
+      "isArray": false,
+      "value": "",
+      "storageDriverTypeName": "Elsa.Workflows.WorkflowInstanceStorageDriver, Elsa.Workflows.Core"
+    }
+  ],
+  "inputs": [],
+  "outputs": [],
+  "outcomes": [],
+  "customProperties": {
+    "logPersistenceConfig": {
+      "default": {
+        "evaluationMode": "Strategy",
+        "strategyType": "Elsa.Workflows.LogPersistence.Strategies.Inherit, Elsa.Workflows.Core",
+        "expression": null
+      }
+    }
+  },
+  "isReadonly": false,
+  "isSystem": false,
+  "isLatest": true,
+  "isPublished": true,
+  "options": {
+    "autoUpdateConsumingWorkflows": false
+  },
+  "root": {
+    "id": "938f2c91bb759a6a",
+    "nodeId": "Workflow2:938f2c91bb759a6a",
+    "name": "Flowchart1",
+    "type": "Elsa.Flowchart",
+    "version": 1,
+    "customProperties": {
+      "notFoundConnections": [],
+      "canStartWorkflow": false,
+      "runAsynchronously": false
+    },
+    "metadata": {},
+    "activities": [
+      {
+        "workflowDefinitionId": "780fbf96f1bb1e7e",
+        "workflowDefinitionVersionId": "640867552fc865d",
+        "latestAvailablePublishedVersion": 3,
+        "latestAvailablePublishedVersionId": "640867552fc865d",
+        "id": "8c1127e1193cd6e8",
+        "nodeId": "Workflow2:938f2c91bb759a6a:8c1127e1193cd6e8",
+        "name": "Output1",
+        "type": "Provider",
+        "version": 1,
+        "customProperties": {
+          "canStartWorkflow": false,
+          "runAsynchronously": false
+        },
+        "metadata": {
+          "designer": {
+            "position": {
+              "x": -160,
+              "y": -280
+            },
+            "size": {
+              "width": 89.6953125,
+              "height": 50
+            }
+          }
+        },
+        "input1": {
+          "typeName": "Object",
+          "expression": {
+            "type": "Literal",
+            "value": "Hello World!"
+          },
+          "memoryReference": {
+            "id": "8c1127e1193cd6e8:input-input-1"
+          }
+        },
+        "output1": {
+          "typeName": "Object",
+          "memoryReference": {
+            "id": "67fcb9870af4c28e"
+          }
+        }
+      }
+    ],
+    "variables": [],
+    "connections": []
+  }
+}
\ No newline at end of file
diff --git a/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/provider.json b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/provider.json
new file mode 100644
index 000000000..27cebfffc
--- /dev/null
+++ b/test/component/Elsa.Workflows.ComponentTests/Scenarios/InputOutput/Workflows/provider.json
@@ -0,0 +1,104 @@
+{
+  "$schema": "https://elsaworkflows.io/schemas/workflow-definition/v3.0.0/schema.json",
+  "id": "5ba5a7e36d60549b",
+  "definitionId": "780fbf96f1bb1e7e",
+  "name": "Provider",
+  "createdAt": "2024-12-04T16:22:39.064075\u002B00:00",
+  "version": 1,
+  "toolVersion": "3.3.0.0",
+  "variables": [],
+  "inputs": [
+    {
+      "uiHint": "singleline",
+      "storageDriverType": "Elsa.Workflows.WorkflowInstanceStorageDriver, Elsa.Workflows.Core",
+      "type": "Object",
+      "name": "Input1",
+      "displayName": "Input 1",
+      "description": "",
+      "category": "Primitives",
+      "isArray": false
+    }
+  ],
+  "outputs": [
+    {
+      "type": "Object",
+      "name": "Output1",
+      "displayName": "Output 1",
+      "description": "",
+      "category": "Primitives",
+      "isArray": false
+    }
+  ],
+  "outcomes": [],
+  "customProperties": {
+    "logPersistenceConfig": {
+      "default": {
+        "evaluationMode": "Strategy",
+        "strategyType": "Elsa.Workflows.LogPersistence.Strategies.Inherit, Elsa.Workflows.Core",
+        "expression": null
+      }
+    }
+  },
+  "isReadonly": false,
+  "isSystem": false,
+  "isLatest": true,
+  "isPublished": false,
+  "options": {
+    "usableAsActivity": true,
+    "autoUpdateConsumingWorkflows": true
+  },
+  "root": {
+    "id": "85a5e1d9e487bfa4",
+    "nodeId": "Workflow1:85a5e1d9e487bfa4",
+    "name": "Flowchart1",
+    "type": "Elsa.Flowchart",
+    "version": 1,
+    "customProperties": {
+      "notFoundConnections": [],
+      "canStartWorkflow": false,
+      "runAsynchronously": false
+    },
+    "metadata": {},
+    "activities": [
+      {
+        "outputName": {
+          "typeName": "String",
+          "expression": {
+            "type": "Literal",
+            "value": "Output1"
+          }
+        },
+        "outputValue": {
+          "typeName": "Object",
+          "expression": {
+            "type": "JavaScript",
+            "value": "return getInput1()"
+          }
+        },
+        "id": "985eb3bfb8d4dd3f",
+        "nodeId": "Workflow1:85a5e1d9e487bfa4:985eb3bfb8d4dd3f",
+        "name": "SetOutput1",
+        "type": "Elsa.SetOutput",
+        "version": 1,
+        "customProperties": {
+          "canStartWorkflow": false,
+          "runAsynchronously": false
+        },
+        "metadata": {
+          "designer": {
+            "position": {
+              "x": -380,
+              "y": -220
+            },
+            "size": {
+              "width": 107.3203125,
+              "height": 50
+            }
+          }
+        }
+      }
+    ],
+    "variables": [],
+    "connections": []
+  }
+}
\ No newline at end of file