diff --git a/lib/haml/compiler.rb b/lib/haml/compiler.rb
index 70f4a829..89e4d3d2 100644
--- a/lib/haml/compiler.rb
+++ b/lib/haml/compiler.rb
@@ -243,7 +243,7 @@ END
         push_merged_text("#{open} ")
 
         if @node.value[:parse]
-          push_script(@node.value[:text], :in_tag => true)
+          push_script(@node.value[:text], :in_tag => true, :nuke_inner_whitespace => true)
         else
           push_merged_text(@node.value[:text], 0, false)
         end
diff --git a/test/engine_test.rb b/test/engine_test.rb
index 116b11fb..c25dc985 100644
--- a/test/engine_test.rb
+++ b/test/engine_test.rb
@@ -1268,6 +1268,11 @@ HAML
                  render('/ Hello #{1 + 1}', :suppress_eval => true))
   end
 
+  def test_single_line_comments_with_interpolation_dont_break_tabulation
+    assert_equal("<!-- Hello 2 -->\nconcatted\n",
+                 render("/ Hello \#{1 + 1}\n- haml_concat 'concatted'"))
+  end
+
   def test_balanced_conditional_comments
     assert_equal("<!--[if !(IE 6)|(IE 7)]> Bracket: ] <![endif]-->\n",
                  render("/[if !(IE 6)|(IE 7)] Bracket: ]"))