diff --git a/docs/guide/signals.rst b/docs/guide/signals.rst
index 58b3d6ed..2bcb8b78 100644
--- a/docs/guide/signals.rst
+++ b/docs/guide/signals.rst
@@ -9,7 +9,7 @@ Signal support is provided by the excellent `blinker`_ library and
 will gracefully fall back if it is not available.
 
 
-The following document signals exist in MongoEngine and are pretty self explaintary:
+The following document signals exist in MongoEngine and are pretty self-explanatory:
 
   * `mongoengine.signals.pre_init`
   * `mongoengine.signals.post_init`