diff --git a/README.md b/README.md
index 72c8c2898a..75c6b40759 100644
--- a/README.md
+++ b/README.md
@@ -1935,8 +1935,8 @@ which will halt execution.
 
 #### Filesystem Access
 
-- `path_exists(path)` - Returns `true` if the path points at an existing entity
-  and `false` otherwise. Traverses symbolic links, and returns `false` if the
+- `path_exists(path)` - Returns the string `true` if the path points at an existing entity
+  and the string `false` otherwise. Traverses symbolic links, and returns the string `false` if the
   path is inaccessible or points to a broken symlink.
 - `read(path)`<sup>1.39.0</sup> - Returns the content of file at `path` as
   string.