--- a/layout/style/nsCSSParser.cpp
+++ b/layout/style/nsCSSParser.cpp
@@ -11558,27 +11558,25 @@ CSSParserImpl::ParsePropertyByFunction(n
                               eCSSProperty_grid_row_end);
   case eCSSProperty_grid_area:
     return ParseGridArea();
   case eCSSProperty_grid_gap:
     return ParseGridGap();
   case eCSSProperty_image_region:
     return ParseRect(eCSSProperty_image_region);
   case eCSSProperty_align_content:
+  case eCSSProperty_justify_content:
     return ParseAlignJustifyContent(aPropID);
   case eCSSProperty_align_items:
     return ParseAlignItems();
   case eCSSProperty_align_self:
+  case eCSSProperty_justify_self:
     return ParseAlignJustifySelf(aPropID);
-  case eCSSProperty_justify_content:
-    return ParseAlignJustifyContent(aPropID);
   case eCSSProperty_justify_items:
     return ParseJustifyItems();
-  case eCSSProperty_justify_self:
-    return ParseAlignJustifySelf(aPropID);
   case eCSSProperty_list_style:
     return ParseListStyle();
   case eCSSProperty_margin:
     return ParseMargin();
   case eCSSProperty_object_position:
     return ParseObjectPosition();
   case eCSSProperty_outline:
     return ParseOutline();