diff --git a/lib/chunks.js b/lib/chunks.js
index 19c555460ab..5fa79a0bd54 100644
--- a/lib/chunks.js
+++ b/lib/chunks.js
@@ -701,7 +701,15 @@ const ensureChunk = async (courseId, chunk) => {
     });
 
     // Finally, link targetPath -> relativeUnpackPath
-    await fs.ensureSymlink(relativeUnpackPath, targetPath);
+    // Note that ensureSymlink() won't overwrite an existing targetPath
+    // See:
+    //     https://github.com/jprichardson/node-fs-extra/pull/869
+    //     https://github.com/jprichardson/node-fs-extra/issues/786
+    //     https://github.com/jprichardson/node-fs-extra/pull/826
+    // As a work-around, we symlink a temporary name and move it over targetPath
+    const tmpPath = `${targetPath}-${chunk.uuid}`;
+    await fs.ensureSymlink(relativeUnpackPath, tmpPath);
+    await fs.rename(tmpPath, targetPath);
 };
 
 /** @type {Map<string, Promise>} */