Fix typo.
diff --git a/Doc/library/exceptions.rst b/Doc/library/exceptions.rst
index 89f933c..5f2db54 100644
--- a/Doc/library/exceptions.rst
+++ b/Doc/library/exceptions.rst
@@ -516,7 +516,7 @@
 .. exception:: InterruptedError
 
    Raised when a system call is interrupted by an incoming signal.
-   Corresponds to :c:data:`errno` ``EEINTR``.
+   Corresponds to :c:data:`errno` ``EINTR``.
 
 .. exception:: IsADirectoryError