diff --git a/src/display/annotation_layer.js b/src/display/annotation_layer.js
index e8755c502..a5928dbaa 100644
--- a/src/display/annotation_layer.js
+++ b/src/display/annotation_layer.js
@@ -1108,6 +1108,7 @@ class TextWidgetAnnotationElement extends WidgetAnnotationElement {
           event.target.value,
           "value"
         );
+        elementData.formattedValue = null;
       });
 
       element.addEventListener("resetform", event => {
diff --git a/test/integration/annotation_spec.js b/test/integration/annotation_spec.js
index 8b6617eed..118e1c7f7 100644
--- a/test/integration/annotation_spec.js
+++ b/test/integration/annotation_spec.js
@@ -151,6 +151,31 @@ describe("Text widget", () => {
       );
     });
   });
+
+  describe("issue16473.pdf", () => {
+    let pages;
+
+    beforeAll(async () => {
+      pages = await loadAndWait("issue16473.pdf", "[data-annotation-id='22R']");
+    });
+
+    afterAll(async () => {
+      await closePages(pages);
+    });
+
+    it("must reset a formatted value after a change", async () => {
+      await Promise.all(
+        pages.map(async ([browserName, page]) => {
+          await page.type(getSelector("22R"), "a");
+          await page.keyboard.press("Tab");
+          await page.waitForTimeout(10);
+
+          const text = await page.$eval(getSelector("22R"), el => el.value);
+          expect(text).withContext(`In ${browserName}`).toEqual("aHello World");
+        })
+      );
+    });
+  });
 });
 
 describe("Annotation and storage", () => {
diff --git a/test/pdfs/.gitignore b/test/pdfs/.gitignore
index b1864f846..0422f7d58 100644
--- a/test/pdfs/.gitignore
+++ b/test/pdfs/.gitignore
@@ -594,3 +594,4 @@
 !multiline.pdf
 !bug1825002.pdf
 !issue14755.pdf
+!issue16473.pdf
diff --git a/test/pdfs/issue16473.pdf b/test/pdfs/issue16473.pdf
new file mode 100755
index 000000000..e90a61a02
Binary files /dev/null and b/test/pdfs/issue16473.pdf differ