diff --git a/cmd/build/cmd_workflow.go b/cmd/build/cmd_workflow.go
index cb8b0f4..13f07b8 100644
--- a/cmd/build/cmd_workflow.go
+++ b/cmd/build/cmd_workflow.go
@@ -33,6 +33,7 @@ func setWorkflowI18n() {
 func initWorkflowFlags() {
 	releaseWorkflowCmd.Flags().StringVar(&releaseWorkflowPathInput, "path", "", i18n.T("cmd.build.workflow.flag.path"))
 	releaseWorkflowCmd.Flags().StringVar(&releaseWorkflowOutputPathInput, "output-path", "", i18n.T("cmd.build.workflow.flag.output_path"))
+	releaseWorkflowCmd.Flags().StringVar(&releaseWorkflowOutputPathInput, "output_path", "", i18n.T("cmd.build.workflow.flag.output_path"))
 	releaseWorkflowCmd.Flags().StringVar(&releaseWorkflowOutputPathInput, "output", "", i18n.T("cmd.build.workflow.flag.output"))
 }
 
@@ -49,7 +50,7 @@ func AddWorkflowCommand(buildCmd *cli.Command) {
 // buildcmd.AddWorkflowCommand(buildCmd)
 // runReleaseWorkflow(ctx, "", "")                  // writes to .github/workflows/release.yml
 // runReleaseWorkflow(ctx, "ci/release.yml", "")    // writes to ./ci/release.yml under the project root
-// runReleaseWorkflow(ctx, "", "ci/release.yml")    // output-path and output are aliases for the output path input
+// runReleaseWorkflow(ctx, "", "ci/release.yml")    // output-path, output_path, and output are aliases for the output path input
 func runReleaseWorkflow(_ context.Context, workflowPathInput, workflowOutputPathInput string) error {
 
 	projectDir, err := ax.Getwd()
diff --git a/cmd/build/cmd_workflow_test.go b/cmd/build/cmd_workflow_test.go
index c065e0b..e0fb277 100644
--- a/cmd/build/cmd_workflow_test.go
+++ b/cmd/build/cmd_workflow_test.go
@@ -35,16 +35,20 @@ func TestBuildCmd_RunReleaseWorkflow_Good(t *testing.T) {
 
 		pathFlag := releaseWorkflowCmd.Flags().Lookup("path")
 		outputPathFlag := releaseWorkflowCmd.Flags().Lookup("output-path")
+		outputPathSnakeFlag := releaseWorkflowCmd.Flags().Lookup("output_path")
 		outputFlag := releaseWorkflowCmd.Flags().Lookup("output")
 
 		assert.NotNil(t, pathFlag)
 		assert.NotNil(t, outputPathFlag)
+		assert.NotNil(t, outputPathSnakeFlag)
 		assert.NotNil(t, outputFlag)
 		assert.NotEmpty(t, pathFlag.Usage)
 		assert.NotEmpty(t, outputPathFlag.Usage)
+		assert.NotEmpty(t, outputPathSnakeFlag.Usage)
 		assert.NotEmpty(t, outputFlag.Usage)
 		assert.NotEqual(t, pathFlag.Usage, outputFlag.Usage)
 		assert.NotEqual(t, outputPathFlag.Usage, outputFlag.Usage)
+		assert.Equal(t, outputPathFlag.Usage, outputPathSnakeFlag.Usage)
 	})
 
 	t.Run("writes to a custom relative path", func(t *testing.T) {
@@ -145,4 +149,15 @@ func TestBuildCmd_RunReleaseWorkflow_Good(t *testing.T) {
 		assert.Contains(t, content, "workflow_call:")
 		assert.Contains(t, content, "workflow_dispatch:")
 	})
+
+	t.Run("writes to the output_path alias", func(t *testing.T) {
+		customPath := "ci/output_path-release.yml"
+		err := runReleaseWorkflowInDir(projectDir, "", customPath)
+		require.NoError(t, err)
+
+		content, err := io.Local.Read(ax.Join(projectDir, customPath))
+		require.NoError(t, err)
+		assert.Contains(t, content, "workflow_call:")
+		assert.Contains(t, content, "workflow_dispatch:")
+	})
 }
diff --git a/locales/en.json b/locales/en.json
index 375462e..49eb47b 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -113,7 +113,7 @@
       },
       "workflow": {
         "short": "Generate the release workflow",
-        "long": "Write the embedded GitHub Actions release workflow into .github/workflows/release.yml, or pass --path/--output-path/--output for a custom location.",
+        "long": "Write the embedded GitHub Actions release workflow into .github/workflows/release.yml, or pass --path/--output-path/--output_path/--output for a custom location.",
         "flag": {
           "path": "Preferred workflow path input.",
           "output_path": "Preferred explicit workflow output path.",