diff --git a/api-docs.yml b/api-docs.yml
index 9df7dd81..900bd5b3 100644
--- a/api-docs.yml
+++ b/api-docs.yml
@@ -1448,6 +1448,8 @@ paths:
                 type: boolean
               dry_run:
                 type: boolean
+              diff:
+                type: boolean
               playbook:
                 type: string
               environment:
diff --git a/db/Task.go b/db/Task.go
index ff916595..c0934764 100644
--- a/db/Task.go
+++ b/db/Task.go
@@ -25,6 +25,7 @@ type Task struct {
 	Debug  bool       `db:"debug" json:"debug"`
 
 	DryRun bool `db:"dry_run" json:"dry_run"`
+	Diff   bool `db:"diff" json:"diff"`
 
 	// override variables
 	Playbook    string `db:"playbook" json:"playbook"`
diff --git a/db/sql/migrations/v2.8.58.sql b/db/sql/migrations/v2.8.58.sql
new file mode 100644
index 00000000..e6a9b72b
--- /dev/null
+++ b/db/sql/migrations/v2.8.58.sql
@@ -0,0 +1 @@
+ALTER TABLE task ADD diff boolean NOT NULL DEFAULT false;
\ No newline at end of file
diff --git a/services/tasks/runner.go b/services/tasks/runner.go
index 78ddde58..7859abfc 100644
--- a/services/tasks/runner.go
+++ b/services/tasks/runner.go
@@ -707,6 +707,10 @@ func (t *TaskRunner) getPlaybookArgs() (args []string, err error) {
 		args = append(args, "-vvvv")
 	}
 
+	if t.task.Diff {
+		args = append(args, "--diff")
+	}
+
 	if t.task.DryRun {
 		args = append(args, "--check")
 	}
diff --git a/web2/src/components/TaskForm.vue b/web2/src/components/TaskForm.vue
index d4e913e3..4d11ae54 100644
--- a/web2/src/components/TaskForm.vue
+++ b/web2/src/components/TaskForm.vue
@@ -123,6 +123,10 @@ Example:
           v-model="item.dry_run"
           label="Dry Run"
         ></v-checkbox>
+        <v-checkbox
+          v-model="item.diff"
+          label="Diff Mode"
+        ></v-checkbox>
       </v-col>
     </v-row>