diff --git a/README.md b/README.md
index 9f457b5..83e15c0 100644
--- a/README.md
+++ b/README.md
@@ -2507,7 +2507,7 @@ Starting with the value of `x`, thread each expression through `forms`.
 
 Insert `x` at the position signified by the symbol `it` in the first
 form.  If there are more forms, insert the first form at the position
-signified by `it` in in second form, etc.
+signified by `it` in the second form, etc.
 
 ```el
 (--> "def" (concat "abc" it "ghi")) ;; => "abcdefghi"
diff --git a/dash.el b/dash.el
index 059095b..ed2a859 100644
--- a/dash.el
+++ b/dash.el
@@ -2108,7 +2108,7 @@ last item in second form, etc."
 
 Insert X at the position signified by the symbol `it' in the first
 form.  If there are more forms, insert the first form at the position
-signified by `it' in in second form, etc."
+signified by `it' in the second form, etc."
   (declare (debug (form body)))
   `(-as-> ,x it ,@forms))
 
diff --git a/dash.texi b/dash.texi
index 6f512b0..4c9d07c 100644
--- a/dash.texi
+++ b/dash.texi
@@ -3778,7 +3778,7 @@ Starting with the value of @var{x}, thread each expression through @var{forms}.
 
 Insert @var{x} at the position signified by the symbol @code{it} in the first
 form.  If there are more forms, insert the first form at the position
-signified by @code{it} in in second form, etc.
+signified by @code{it} in the second form, etc.
 
 @example
 @group