diff --git a/CHANGELOG.md b/CHANGELOG.md
index 42b245551..a2209463c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,7 @@
 * [#576](https://github.com/bbatsov/projectile/issues/576): `projectile-replace` stomps regular expressions.
 * [#957](https://github.com/bbatsov/projectile/pull/957): When opening a specified file from the terminal, do not error inside of `projectile-cache-current-file`.
 * [#984](https://github.com/bbatsov/projectile/pull/984): Error when a project is a symlink that changes target.
+* [#1013](https://github.com/bbatsov/projectile/issues/1013): projectile-project-buffer-p may return incorrect result on Windows.
 
 ## 0.13.0 (2015-10-21)
 
diff --git a/projectile.el b/projectile.el
index 777ed5e9b..5c66b6e73 100644
--- a/projectile.el
+++ b/projectile.el
@@ -1120,7 +1120,7 @@ this case unignored files will be absent from FILES."
          (string-equal (file-remote-p default-directory)
                        (file-remote-p project-root))
          (not (string-match-p "^http\\(s\\)?://" default-directory))
-         (string-prefix-p project-root (file-truename default-directory)))))
+         (string-prefix-p project-root (file-truename default-directory) (eq system-type 'windows-nt)))))
 
 (defun projectile-ignored-buffer-p (buffer)
   "Check if BUFFER should be ignored."