diff --git a/modules/io/export.js b/modules/io/export.js
index 7a6c65a7..527705e5 100644
--- a/modules/io/export.js
+++ b/modules/io/export.js
@@ -389,12 +389,6 @@ function inlineStyle(clone) {
       const key = compStyle[i];
       const value = compStyle.getPropertyValue(key);
 
-      // Firefox mask hack
-      if (key === "mask-image" && value !== defaultStyles.getPropertyValue(key)) {
-        style += "mask-image: url('#land');";
-        continue;
-      }
-
       if (key === "cursor") continue; // cursor should be default
       if (this.hasAttribute(key)) continue; // don't add style if there is the same attribute
       if (value === defaultStyles.getPropertyValue(key)) continue;