diff --git a/csug/io.stex b/csug/io.stex
index 128c5eff19..aa2f9df31a 100644
--- a/csug/io.stex
+++ b/csug/io.stex
@@ -1091,7 +1091,7 @@ written using string-output ports to produce string output.
 a new string output port during the
 application of \var{thunk}.
 If \var{thunk} returns, the string associated with the new string output
-port is returned, as with \scheme{get-output-from-string}.
+port is returned, as with \scheme{get-output-string}.
 
 \schemedisplay
 (with-output-to-string
diff --git a/csug/use.stex b/csug/use.stex
index fae1ef54dd..3ea4783a55 100644
--- a/csug/use.stex
+++ b/csug/use.stex
@@ -687,7 +687,7 @@ been defined,
 (define yin (lambda () (- (yang) 1)))
 \endschemedisplay
 
-defines \scheme{yin} at top level as a variable to a procedure that calls
+defines \scheme{yin} at top level as a variable bound to a procedure that calls
 the value of the top-level variable \scheme{yang}, even though \scheme{yang}
 has not yet been defined.
 If this is followed by