diff --git a/src/include/port/atomics/generic.h b/src/include/port/atomics/generic.h
index d2863127d3ef06ea6809daee32125be0556a14eb..32a01136e61077bce5359eddb47d8c1a7adfb3b7 100644
--- a/src/include/port/atomics/generic.h
+++ b/src/include/port/atomics/generic.h
@@ -1,7 +1,7 @@
 /*-------------------------------------------------------------------------
  *
  * generic.h
- *	  Implement higher level operations based on some lower level tomic
+ *	  Implement higher level operations based on some lower level atomic
  *	  operations.
  *
  * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group