diff --git a/ChangeLog b/ChangeLog
index 5ca2dffac8..edeb9132f2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Dec 14 12:35:21 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* eval.c (proc_invoke): unbound block created by define_method
+	  cannot call super.  [ruby-core:26984]
+
 Mon Dec 14 12:06:39 2009  Akinori MUSHA  <knu@iDaemons.org>
 
 	* ext/digest/digest.c (rb_digest_instance_method_unimpl): Do not
diff --git a/eval.c b/eval.c
index ab7dbd0b4f..b52aef053b 100644
--- a/eval.c
+++ b/eval.c
@@ -8872,7 +8872,8 @@ proc_invoke(proc, args, self, klass)
     _block = *data;
     _block.block_obj = bvar;
     if (self != Qundef) _block.frame.self = self;
-    if (klass) _block.frame.last_class = klass;
+    _block.frame.last_class = klass;
+    if (!klass) _block.frame.last_func = 0;
     _block.frame.argc = RARRAY(tmp)->len;
     _block.frame.flags = ruby_frame->flags;
     if (_block.frame.argc && DMETHOD_P()) {
diff --git a/test/ruby/test_super.rb b/test/ruby/test_super.rb
index 900fe997e6..a9d931c0ef 100644
--- a/test/ruby/test_super.rb
+++ b/test/ruby/test_super.rb
@@ -126,9 +126,27 @@ class TestSuper < Test::Unit::TestCase
     end
   end
 
-  def test_define_method # [ruby-core:03856]
+  class B
+    def m
+      [self, "#{self.class.to_s}::m"]
+    end
+  end
+
+  class C < B
+    def self.t
+      define_method(:m) {super}
+    end
+  end
+
+  def test_define_method
     a = A.new
     a.uu(12)
-    assert_equal("A#tt", a.tt(12))
+    assert_equal("A#tt", a.tt(12), '[ruby-core:03856]')
+
+    bug2419 = '[ruby-core:26984]'
+    q = C.t
+    assert_raise(NoMethodError, bug2419) {q.call}
+    c = C.new
+    assert_equal([c, "#{C.to_s}::m"], c.m, bug2419)
   end
 end
diff --git a/version.h b/version.h
index 025f4876f6..cf3fe7accd 100644
--- a/version.h
+++ b/version.h
@@ -2,7 +2,7 @@
 #define RUBY_RELEASE_DATE "2009-12-14"
 #define RUBY_VERSION_CODE 187
 #define RUBY_RELEASE_CODE 20091214
-#define RUBY_PATCHLEVEL 234
+#define RUBY_PATCHLEVEL 235
 
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 8