diff --git a/action_text-trix/app/assets/javascripts/trix.js b/action_text-trix/app/assets/javascripts/trix.js
index 8d831cd03..d276567cc 100644
--- a/action_text-trix/app/assets/javascripts/trix.js
+++ b/action_text-trix/app/assets/javascripts/trix.js
@@ -1110,7 +1110,7 @@ $\
       const value = testTransferData[key];
       try {
         dataTransfer.setData(key, value);
-        if (!dataTransfer.getData(key) === value) return false;
+        if (dataTransfer.getData(key) !== value) return false;
       } catch (error) {
         return false;
       }
diff --git a/src/trix/core/helpers/events.js b/src/trix/core/helpers/events.js
index f8411089e..bb5bf6772 100644
--- a/src/trix/core/helpers/events.js
+++ b/src/trix/core/helpers/events.js
@@ -28,7 +28,7 @@ export const dataTransferIsWritable = function(dataTransfer) {
 
     try {
       dataTransfer.setData(key, value)
-      if (!dataTransfer.getData(key) === value) return false
+      if (dataTransfer.getData(key) !== value) return false
     } catch (error) {
       return false
     }