diff --git a/src/display/annotation_layer.js b/src/display/annotation_layer.js
index 6bac96d04..1664ac7d2 100644
--- a/src/display/annotation_layer.js
+++ b/src/display/annotation_layer.js
@@ -177,7 +177,7 @@ class AnnotationElement {
     ]);
 
     container.style.transform = `matrix(${viewport.transform.join(",")})`;
-    container.style.transformOrigin = `-${rect[0]}px -${rect[1]}px`;
+    container.style.transformOrigin = `${-rect[0]}px ${-rect[1]}px`;
 
     if (!ignoreBorder && data.borderStyle.width > 0) {
       container.style.borderWidth = `${data.borderStyle.width}px`;
@@ -763,12 +763,13 @@ class PopupAnnotationElement extends AnnotationElement {
 
     // Position the popup next to the parent annotation's container.
     // PDF viewers ignore a popup annotation's rectangle.
-    const parentLeft = parseFloat(parentElement.style.left);
-    const parentWidth = parseFloat(parentElement.style.width);
-    this.container.style.transformOrigin = `-${parentLeft + parentWidth}px -${
-      parentElement.style.top
-    }`;
-    this.container.style.left = `${parentLeft + parentWidth}px`;
+    const parentTop = parseFloat(parentElement.style.top),
+      parentLeft = parseFloat(parentElement.style.left),
+      parentWidth = parseFloat(parentElement.style.width);
+    const popupLeft = parentLeft + parentWidth;
+
+    this.container.style.transformOrigin = `${-popupLeft}px ${-parentTop}px`;
+    this.container.style.left = `${popupLeft}px`;
 
     this.container.appendChild(popup.render());
     return this.container;
diff --git a/test/pdfs/bug1627030.pdf.link b/test/pdfs/bug1627030.pdf.link
new file mode 100644
index 000000000..bd5434d0c
--- /dev/null
+++ b/test/pdfs/bug1627030.pdf.link
@@ -0,0 +1 @@
+https://bug1627030.bmoattachments.org/attachment.cgi?id=9137808
diff --git a/test/test_manifest.json b/test/test_manifest.json
index 98f776b35..74ee134d8 100644
--- a/test/test_manifest.json
+++ b/test/test_manifest.json
@@ -780,6 +780,16 @@
        "annotations": true,
        "about": "Annotation with (ridiculously) large border width."
     },
+    {  "id": "bug1627030",
+       "file": "pdfs/bug1627030.pdf",
+       "md5": "4cde6134daa80449c43defd02c1393e2",
+       "rounds": 1,
+       "link": true,
+       "firstPage": 3,
+       "lastPage": 3,
+       "type": "eq",
+       "annotations": true
+    },
     {  "id": "issue4934",
        "file": "pdfs/issue4934.pdf",
        "md5": "6099da44f677702ae65a648b51a2226d",