diff --git a/oni-csharp.el b/oni-csharp.el
index 38ee6ac..de5db3a 100644
--- a/oni-csharp.el
+++ b/oni-csharp.el
@@ -25,12 +25,12 @@
 
 ;;; Code:
 
-(defvar oni-chsarp--projects (make-hash-table :test 'equal))
+(defvar oni-csharp--projects (make-hash-table :test 'equal))
 
-(defun oni-chsarp-collect-project-names ()
+(defun oni-csharp-collect-project-names ()
   "Go through the current buffer and collect all the project names."
   (interactive)
-  (clrhash oni-chsarp--projects)
+  (clrhash oni-csharp--projects)
   (save-excursion
     (goto-char (point-min))
     (while (re-search-forward
@@ -49,7 +49,7 @@
             :noerror)
       (puthash (match-string-no-properties 3)
                (match-string-no-properties 2)
-               oni-chsarp--projects))))
+               oni-csharp--projects))))
 
 (defun oni-csharp-display-project-names ()
   "Display the project names in the current buffer."
@@ -70,9 +70,10 @@
             :noerror)
       (let ((current-overlay (make-overlay (line-beginning-position) (line-end-position))))
         (overlay-put current-overlay 'after-string
-                     (propertize (format "  => %s" (gethash (match-string 1) oni-chsarp--projects))
+                     (propertize (format "  => %s" (gethash (match-string 1) oni-csharp--projects))
                                  'face '(:foreground "#808080")))
-        (overlay-put current-overlay 'oni-csharp--overlayp t)))))
+        (overlay-put current-overlay 'oni-csharp--overlayp t)
+        (overlay-put current-overlay 'evaporate t)))))
 
 (provide 'oni-csharp)
 ;;; oni-csharp.el ends here