diff --git a/lisp/progmodes/eglot.el b/lisp/progmodes/eglot.el
index 3f5245397a0..8f64f849d72 100644
--- a/lisp/progmodes/eglot.el
+++ b/lisp/progmodes/eglot.el
@@ -1620,10 +1620,9 @@ If optional MARKER, return a marker instead"
                (normalized (if (and (not remote-prefix)
                                     (eq system-type 'windows-nt)
                                     (cl-plusp (length retval)))
-                               (substring retval 1)
+                               (w32-long-file-name (substring retval 1))
                              retval)))
           (concat remote-prefix normalized))
-
       uri)))
 
 (defun eglot--snippet-expansion-fn ()