diff --git a/ChangeLog b/ChangeLog
index 20d08afe55..a70b6d49f4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Jun  7 06:48:17 2013  Benoit Daloze  <eregontp@gmail.com>
+
+	* numeric.c: remove unused ID id_to_r introduced in r41109.
+
 Fri Jun  7 06:15:31 2013  Tanaka Akira  <akr@fsij.org>
 
 	* bignum.c (rb_int_import): New function.
diff --git a/numeric.c b/numeric.c
index 4085062e1e..00f290cc97 100644
--- a/numeric.c
+++ b/numeric.c
@@ -101,7 +101,7 @@ static VALUE fix_uminus(VALUE num);
 static VALUE fix_mul(VALUE x, VALUE y);
 static VALUE int_pow(long x, unsigned long y);
 
-static ID id_coerce, id_to_i, id_to_r, id_eq, id_div;
+static ID id_coerce, id_to_i, id_eq, id_div;
 
 VALUE rb_cNumeric;
 VALUE rb_cFloat;
@@ -3775,7 +3775,6 @@ Init_Numeric(void)
 #endif
     id_coerce = rb_intern("coerce");
     id_to_i = rb_intern("to_i");
-    id_to_r = rb_intern("to_r");
     id_eq = rb_intern("==");
     id_div = rb_intern("div");