Correct description of BUILD_SLICE.
diff --git a/Doc/lib/libdis.tex b/Doc/lib/libdis.tex
index 2358b1d..2e4442b 100644
--- a/Doc/lib/libdis.tex
+++ b/Doc/lib/libdis.tex
@@ -504,8 +504,8 @@
\end{opcodedesc}
\begin{opcodedesc}{BUILD_SLICE}{argc}
-Pushes a slice object on the stack. If \var{argc} is three, creates
-\code{TOS3[TOS2:TOS1:TOS]}. Otherwise, expects three arguments.
+Pushes a slice object on the stack. \var{argc} must be 2 or 3. If it
+is 2, \code{slice(TOS1, TOS)} is pushed; if it is 3,
+\code{slice(TOS2, TOS1, TOS)} is pushed.
+See the \code{slice()} built-in function.
\end{opcodedesc}
-
-
diff --git a/Doc/libdis.tex b/Doc/libdis.tex
index 2358b1d..2e4442b 100644
--- a/Doc/libdis.tex
+++ b/Doc/libdis.tex
@@ -504,8 +504,8 @@
\end{opcodedesc}
\begin{opcodedesc}{BUILD_SLICE}{argc}
-Pushes a slice object on the stack. If \var{argc} is three, creates
-\code{TOS3[TOS2:TOS1:TOS]}. Otherwise, expects three arguments.
+Pushes a slice object on the stack. \var{argc} must be 2 or 3. If it
+is 2, \code{slice(TOS1, TOS)} is pushed; if it is 3,
+\code{slice(TOS2, TOS1, TOS)} is pushed.
+See the \code{slice()} built-in function.
\end{opcodedesc}
-
-