diff --git a/lib/risc/block_compiler.rb b/lib/risc/block_compiler.rb
index 2ec07e86..d211835c 100644
--- a/lib/risc/block_compiler.rb
+++ b/lib/risc/block_compiler.rb
@@ -40,7 +40,7 @@ module Risc
         slot_def = [:frame]
       elsif @method.arguments_type.variable_index(name)
         slot_def = [:caller , :arguments ]
-      elsif @method.arguments_type.variable_index(name)
+      elsif @method.frame_type.variable_index(name)
         slot_def = [:caller , :frame ]
       elsif
         raise "no variable #{name} , need to resolve at runtime"
diff --git a/test/mom/test_block_statement.rb b/test/mom/test_block_statement.rb
index 4d484882..239c253a 100644
--- a/test/mom/test_block_statement.rb
+++ b/test/mom/test_block_statement.rb
@@ -2,7 +2,7 @@
 require_relative "helper"
 
 module Vool
-  class TestBlockStatement < MiniTest::Test
+  class TestBlockArg < MiniTest::Test
     include MomCompile
 
     def setup
@@ -19,7 +19,7 @@ module Vool
       assert @ret.method_compilers.first.get_method.blocks , "No block created"
     end
   end
-  class TestBlockCreated < MiniTest::Test
+  class TestBlockLocal < MiniTest::Test
     include MomCompile
     def setup
       Parfait.boot!
@@ -39,15 +39,19 @@ module Vool
       assert_equal 1, @block.frame_type.variable_index(:local)
     end
   end
-  class TestBlockMethod < MiniTest::Test
+  class TestBlockMethodArg < MiniTest::Test
     include MomCompile
+
     def setup
       Parfait.boot!
-      @ret = compile_mom( as_test_main("arg.each {|elem| arg = 5 } "))
-      @block = @ret.method_compilers.first.get_method.blocks
     end
-    def test_block_arg_type
-      assert_equal Parfait::Type, @block.arguments_type.class
+    def test_method_arg_compiles
+      ret = compile_mom( as_test_main("self.main {|elem| arg = 5 } "))
+      assert ret
+    end
+    def test_method_local_compiles
+      ret = compile_mom( as_test_main("local = 5 ; self.main {|elem| local = 10 } "))
+      assert ret
     end
   end
 end
diff --git a/test/support/compiling.rb b/test/support/compiling.rb
index bc2f3e09..a5033068 100644
--- a/test/support/compiling.rb
+++ b/test/support/compiling.rb
@@ -37,8 +37,8 @@ module MomCompile
     assert_equal Risc::MethodCompiler , compiler.class
     @method.source.to_mom( compiler )
   end
-  def compile_first_block( block_input )
-    source =  "main_local = 5 ; self.main{|val| #{block_input}}"
+  def compile_first_block( block_input , method_input = "main_local = 5")
+    source =  "#{method_input} ; self.main{|val| #{block_input}}"
     vool = RubyX::RubyCompiler.compile( as_test_main(source) ).normalize
     mom_c = vool.to_mom(nil)
     compiler = mom_c.method_compilers.find{|c| c.get_method.name == :main and c.get_method.self_type.object_class.name == :Test}
diff --git a/test/vool/blocks/test_assign.rb b/test/vool/blocks/test_assign.rb
index 7c31412e..783b01dc 100644
--- a/test/vool/blocks/test_assign.rb
+++ b/test/vool/blocks/test_assign.rb
@@ -13,22 +13,22 @@ module VoolBlocks
     def test_block_compiles
       assert_equal Mom::SlotLoad , @ins.class , @ins
     end
-    def pest_slot_is_set
+    def test_slot_is_set
       assert @ins.left
     end
-    def pest_slot_starts_at_message
+    def test_slot_starts_at_message
       assert_equal :message , @ins.left.known_object
     end
-    def pest_slot_gets_self
+    def test_slot_gets_self
       assert_equal :frame , @ins.left.slots[0]
     end
-    def pest_slot_assigns_to_local
-      assert_equal :main_local , @ins.left.slots[-1]
+    def test_slot_assigns_to_local
+      assert_equal :local , @ins.left.slots[-1]
     end
-    def pest_slot_assigns_something
+    def test_slot_assigns_something
       assert @ins.right
     end
-    def pest_slot_assigns_int
+    def test_slot_assigns_int
       assert_equal Mom::IntegerConstant ,  @ins.right.known_object.class
     end
   end
@@ -38,10 +38,10 @@ module VoolBlocks
     include MomCompile
     def setup
       Parfait.boot!
-      @ins = compile_first_method( "@a = 5 ; local = @a")
+      @ins = compile_first_block( "local = @a" , "@a = 5")
     end
-    def pest_class_compiles
-      assert_equal Mom::SlotLoad , @ins.next.class , @ins
+    def test_class_compiles
+      assert_equal Mom::SlotLoad , @ins.class , @ins
     end
   end