diff --git a/src/tikzplotlib/_path.py b/src/tikzplotlib/_path.py
index 11381d59..4b07f2a3 100644
--- a/src/tikzplotlib/_path.py
+++ b/src/tikzplotlib/_path.py
@@ -469,8 +469,8 @@ def mpl_linestyle2pgfplots_linestyle(data, line_style, line=None):
         default_dashOffset, default_dashSeq = mpl.lines._get_dash_pattern(line_style)
 
         # get dash format of line under test
-        dashSeq = line._us_dashSeq
-        dashOffset = line._us_dashOffset
+        dashOffset = line._dash_pattern[0]
+        dashSeq = line._dash_pattern[1]
 
         lst = list()
         if dashSeq != default_dashSeq: