diff --git a/Doc/lib/libctypes.tex b/Doc/lib/libctypes.tex
index 786b9668b56..d254a273ad0 100755
--- a/Doc/lib/libctypes.tex
+++ b/Doc/lib/libctypes.tex
@@ -2177,7 +2177,7 @@ optional float initializer.
 \end{classdesc*}
 
 \begin{classdesc*}{c_float}
-Represents the C double datatype. The constructor accepts an
+Represents the C float datatype. The constructor accepts an
 optional float initializer.
 \end{classdesc*}