diff --git a/ChangeLog b/ChangeLog
index 87dba92c9f..9417f9cf2a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Aug 15 23:26:12 2013  Tanaka Akira  <akr@fsij.org>
+
+	* bignum.c (bigdivrem_normal): Remove a local variable.
+
 Thu Aug 15 23:08:32 2013  Tanaka Akira  <akr@fsij.org>
 
 	* bignum.c (big2str_karatsuba): Use bigdivrem_restoring directly to
diff --git a/bignum.c b/bignum.c
index f218770355..8fb76951e9 100644
--- a/bignum.c
+++ b/bignum.c
@@ -2727,11 +2727,9 @@ bigdivrem_restoring(BDIGIT *zds, size_t zn, BDIGIT *yds, size_t yn)
 static void
 bigdivrem_normal(BDIGIT *zds, size_t zn, const BDIGIT *xds, size_t xn, BDIGIT *yds, size_t yn, int needs_mod)
 {
-    BDIGIT q;
     int shift;
 
-    q = yds[yn-1];
-    shift = nlz(q);
+    shift = nlz(yds[yn-1]);
     if (shift) {
         bary_small_lshift(yds, yds, yn, shift);
         zds[xn] = bary_small_lshift(zds, xds, xn, shift);