diff --git a/act/model/action.go b/act/model/action.go
index 62b1d025..7616b66b 100644
--- a/act/model/action.go
+++ b/act/model/action.go
@@ -21,7 +21,7 @@ func (a *ActionRunsUsing) UnmarshalYAML(unmarshal func(interface{}) error) error
 	// Force input to lowercase for case insensitive comparison
 	format := ActionRunsUsing(strings.ToLower(using))
 	switch format {
-	case ActionRunsUsingNode20, ActionRunsUsingNode16, ActionRunsUsingNode12, ActionRunsUsingDocker, ActionRunsUsingComposite, ActionRunsUsingGo, ActionRunsUsingSh:
+	case ActionRunsUsingNode24, ActionRunsUsingNode20, ActionRunsUsingNode16, ActionRunsUsingNode12, ActionRunsUsingDocker, ActionRunsUsingComposite, ActionRunsUsingGo, ActionRunsUsingSh:
 		*a = format
 	default:
 		return fmt.Errorf("The runs.using key in action.yml must be one of: %v, got %s", []string{
@@ -30,6 +30,7 @@ func (a *ActionRunsUsing) UnmarshalYAML(unmarshal func(interface{}) error) error
 			ActionRunsUsingNode12,
 			ActionRunsUsingNode16,
 			ActionRunsUsingNode20,
+			ActionRunsUsingNode24,
 			ActionRunsUsingGo,
 			ActionRunsUsingSh,
 		}, format)
@@ -44,6 +45,8 @@ const (
 	ActionRunsUsingNode16 = "node16"
 	// ActionRunsUsingNode20 for running with node20
 	ActionRunsUsingNode20 = "node20"
+	// ActionRunsUsingNode24 for running with node24
+	ActionRunsUsingNode24 = "node24"
 	// ActionRunsUsingDocker for running with docker
 	ActionRunsUsingDocker = "docker"
 	// ActionRunsUsingComposite for running composite
diff --git a/act/runner/action.go b/act/runner/action.go
index 93016f1d..6b27288e 100644
--- a/act/runner/action.go
+++ b/act/runner/action.go
@@ -182,7 +182,7 @@ func runActionImpl(step actionStep, actionDir string, remoteAction *remoteAction
 		logger.Debugf("type=%v actionDir=%s actionPath=%s workdir=%s actionCacheDir=%s actionName=%s containerActionDir=%s", stepModel.Type(), actionDir, actionPath, rc.Config.Workdir, rc.ActionCacheDir(), actionName, containerActionDir)
 
 		switch action.Runs.Using {
-		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20:
+		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20, model.ActionRunsUsingNode24:
 			if err := maybeCopyToActionDir(ctx, step, actionDir, actionPath, containerActionDir); err != nil {
 				return err
 			}
@@ -237,6 +237,7 @@ func runActionImpl(step actionStep, actionDir string, remoteAction *remoteAction
 				model.ActionRunsUsingNode12,
 				model.ActionRunsUsingNode16,
 				model.ActionRunsUsingNode20,
+				model.ActionRunsUsingNode24,
 				model.ActionRunsUsingComposite,
 				model.ActionRunsUsingGo,
 				model.ActionRunsUsingSh,
@@ -530,6 +531,7 @@ func hasPreStep(step actionStep) common.Conditional {
 			((action.Runs.Using == model.ActionRunsUsingNode12 ||
 				action.Runs.Using == model.ActionRunsUsingNode16 ||
 				action.Runs.Using == model.ActionRunsUsingNode20 ||
+				action.Runs.Using == model.ActionRunsUsingNode24 ||
 				action.Runs.Using == model.ActionRunsUsingGo ||
 				action.Runs.Using == model.ActionRunsUsingSh) &&
 				action.Runs.Pre != "")
@@ -546,7 +548,7 @@ func runPreStep(step actionStep) common.Executor {
 		action := step.getActionModel()
 
 		switch action.Runs.Using {
-		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20, model.ActionRunsUsingSh:
+		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20, model.ActionRunsUsingNode24, model.ActionRunsUsingSh:
 			// defaults in pre steps were missing, however provided inputs are available
 			populateEnvsFromInput(ctx, step.getEnv(), action, rc)
 			// todo: refactor into step
@@ -672,6 +674,7 @@ func hasPostStep(step actionStep) common.Conditional {
 			((action.Runs.Using == model.ActionRunsUsingNode12 ||
 				action.Runs.Using == model.ActionRunsUsingNode16 ||
 				action.Runs.Using == model.ActionRunsUsingNode20 ||
+				action.Runs.Using == model.ActionRunsUsingNode24 ||
 				action.Runs.Using == model.ActionRunsUsingGo ||
 				action.Runs.Using == model.ActionRunsUsingSh) &&
 				action.Runs.Post != "")
@@ -708,7 +711,7 @@ func runPostStep(step actionStep) common.Executor {
 		_, containerActionDir := getContainerActionPaths(stepModel, actionLocation, rc)
 
 		switch action.Runs.Using {
-		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20:
+		case model.ActionRunsUsingNode12, model.ActionRunsUsingNode16, model.ActionRunsUsingNode20, model.ActionRunsUsingNode24:
 
 			populateEnvsFromSavedState(step.getEnv(), step, rc)
 			populateEnvsFromInput(ctx, step.getEnv(), step.getActionModel(), rc)
diff --git a/act/runner/testdata/actions/node24/action.yml b/act/runner/testdata/actions/node24/action.yml
new file mode 100644
index 00000000..0f83974a
--- /dev/null
+++ b/act/runner/testdata/actions/node24/action.yml
@@ -0,0 +1,5 @@
+name: 'using node24 action'
+description: 'An action that has using:node24'
+runs:
+  using: 'node24'
+  main: 'index.js'
diff --git a/act/runner/testdata/actions/node24/index.js b/act/runner/testdata/actions/node24/index.js
new file mode 100644
index 00000000..679a6f70
--- /dev/null
+++ b/act/runner/testdata/actions/node24/index.js
@@ -0,0 +1,3 @@
+// Note that the runner does not actually invoke different versions of node depending on the `using` tag, so this output
+// isn't checked/asserted to ensure that the right version is in-use.  It might as well be an empty script.
+console.log('Current node.js version:', process.versions.node);
diff --git a/act/runner/testdata/local-action-js/push.yml b/act/runner/testdata/local-action-js/push.yml
index f97cf2ec..70638568 100644
--- a/act/runner/testdata/local-action-js/push.yml
+++ b/act/runner/testdata/local-action-js/push.yml
@@ -10,3 +10,4 @@ jobs:
     - uses: ./actions/node20
       with:
         who-to-greet: 'Mona the Octocat'
+    - uses: ./actions/node24