diff --git a/src/backends/pgfplotsx.jl b/src/backends/pgfplotsx.jl
index 7170230d..672636c6 100644
--- a/src/backends/pgfplotsx.jl
+++ b/src/backends/pgfplotsx.jl
@@ -607,7 +607,7 @@ const _pgfplotsx_legend_pos = KW(
     :top => "north",
     :bottom => "south",
     :left => "west",
-    :right => "east"
+    :right => "east",
     :bottomleft => "south west",
     :bottomright => "south east",
     :topright => "north east",
@@ -615,7 +615,7 @@ const _pgfplotsx_legend_pos = KW(
     :outertop => "north",
     :outerbottom => "outer south",
     :outerleft => "outer west",
-    :outerright => "outer east"
+    :outerright => "outer east",
     :outerbottomleft => "outer south west",
     :outerbottomright => "outer south east",
     :outertopright => "outer north east",