diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index eb773d27dc4..371360a4bd1 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,7 @@
+2007-04-01  Andreas Tobler  <a.tobler@schweiz.org>
+
+	* include/tr1/poly_laguerre.tcc: Missing s/__alpha/__alpha1, line 278.
+
 2007-04-01  Richard Henderson  <rth@redhat.com>
 
 	* include/tr1/poly_laguerre.tcc: s/__alpha/__alpha1/g.
diff --git a/libstdc++-v3/include/tr1/poly_laguerre.tcc b/libstdc++-v3/include/tr1/poly_laguerre.tcc
index bcaef453677..b99d092e86e 100644
--- a/libstdc++-v3/include/tr1/poly_laguerre.tcc
+++ b/libstdc++-v3/include/tr1/poly_laguerre.tcc
@@ -275,7 +275,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
       else if (__n > 10000000 && _Tp(__alpha1) > -_Tp(1)
             && __x < _Tp(2) * (_Tp(__alpha1) + _Tp(1)) + _Tp(4 * __n))
         return __poly_laguerre_large_n(__n, __alpha1, __x);
-      else if (_Tp(__alpha) >= _Tp(0)
+      else if (_Tp(__alpha1) >= _Tp(0)
            || (__x > _Tp(0) && _Tp(__alpha1) < -_Tp(__n + 1)))
         return __poly_laguerre_recursion(__n, __alpha1, __x);
       else