diff --git a/actions/setup/js/safe_output_helpers.cjs b/actions/setup/js/safe_output_helpers.cjs
index 0d97fa86b55..3dc9897fb14 100644
--- a/actions/setup/js/safe_output_helpers.cjs
+++ b/actions/setup/js/safe_output_helpers.cjs
@@ -69,7 +69,7 @@ function resolveTarget(params) {
 
   // Check context type
   const isIssueContext = context.eventName === "issues" || context.eventName === "issue_comment";
-  const isPRContext = context.eventName === "pull_request" || context.eventName === "pull_request_review" || context.eventName === "pull_request_review_comment";
+  const isPRContext = context.eventName === "pull_request" || context.eventName === "pull_request_target" || context.eventName === "pull_request_review" || context.eventName === "pull_request_review_comment";
 
   // Default target is "triggering"
   const target = targetConfig || "triggering";
diff --git a/actions/setup/js/safe_output_helpers.test.cjs b/actions/setup/js/safe_output_helpers.test.cjs
index b7296a9ef2d..6cc63b22912 100644
--- a/actions/setup/js/safe_output_helpers.test.cjs
+++ b/actions/setup/js/safe_output_helpers.test.cjs
@@ -200,6 +200,19 @@ describe("safe_output_helpers", () => {
         expect(result.contextType).toBe("pull request");
       });
 
+      it("should handle pull_request_target event", () => {
+        const result = helpers.resolveTarget({
+          ...baseParams,
+          context: {
+            eventName: "pull_request_target",
+            payload: { pull_request: { number: 654 } },
+          },
+        });
+        expect(result.success).toBe(true);
+        expect(result.number).toBe(654);
+        expect(result.contextType).toBe("pull request");
+      });
+
       it("should fail when issue context but no issue in payload", () => {
         const result = helpers.resolveTarget({
           ...baseParams,
@@ -246,6 +259,19 @@ describe("safe_output_helpers", () => {
         expect(result.contextType).toBe("pull request");
       });
 
+      it("should resolve triggering pull_request_target context", () => {
+        const result = helpers.resolveTarget({
+          ...baseParams,
+          context: {
+            eventName: "pull_request_target",
+            payload: { pull_request: { number: 987 } },
+          },
+        });
+        expect(result.success).toBe(true);
+        expect(result.number).toBe(987);
+        expect(result.contextType).toBe("pull request");
+      });
+
       it("should fail when triggering and not in PR context", () => {
         const result = helpers.resolveTarget({
           ...baseParams,