diff --git a/lib/yaml/emitter.py b/lib/yaml/emitter.py
index 23c25ca80..eb1d56621 100644
--- a/lib/yaml/emitter.py
+++ b/lib/yaml/emitter.py
@@ -384,7 +384,7 @@ def expect_block_sequence_item(self, first=False):
             self.state = self.states.pop()
         else:
             self.write_indent()
-            self.write_indicator(u'-', True, indention=True)
+            self.write_indicator(u'-', True, indention=True, is_sequence=True)
             self.states.append(self.expect_block_sequence_item)
             self.expect_node(sequence=True)
 
@@ -805,9 +805,12 @@ def write_stream_end(self):
         self.flush_stream()
 
     def write_indicator(self, indicator, need_whitespace,
-            whitespace=False, indention=False):
+            whitespace=False, indention=False, is_sequence=False):
         if self.whitespace or not need_whitespace:
-            data = indicator
+            if is_sequence:
+                data = u' '*(self.best_indent-2)+indicator
+            else:
+                data = indicator
         else:
             data = u' '+indicator
         self.whitespace = whitespace
diff --git a/lib3/yaml/emitter.py b/lib3/yaml/emitter.py
index a664d0111..599c081fe 100644
--- a/lib3/yaml/emitter.py
+++ b/lib3/yaml/emitter.py
@@ -379,7 +379,7 @@ def expect_block_sequence_item(self, first=False):
             self.state = self.states.pop()
         else:
             self.write_indent()
-            self.write_indicator('-', True, indention=True)
+            self.write_indicator('-', True, indention=True, is_sequence=True)
             self.states.append(self.expect_block_sequence_item)
             self.expect_node(sequence=True)
 
@@ -798,9 +798,12 @@ def write_stream_end(self):
         self.flush_stream()
 
     def write_indicator(self, indicator, need_whitespace,
-            whitespace=False, indention=False):
+            whitespace=False, indention=False, is_sequence=False):
         if self.whitespace or not need_whitespace:
-            data = indicator
+            if is_sequence:
+                data = ' '*(self.best_indent-2)+indicator
+            else:
+                data = indicator
         else:
             data = ' '+indicator
         self.whitespace = whitespace