diff --git a/core/display.js b/core/display.js
index ef42ac66..4efd6f4b 100644
--- a/core/display.js
+++ b/core/display.js
@@ -521,6 +521,9 @@ export default class Display {
                             return;
                         }
                         this.drawImage(a.img, a.x, a.y);
+                        // This helps the browser free the memory right
+                        // away, rather than ballooning
+                        a.img.src = "";
                     } else {
                         a.img._noVNCDisplay = this;
                         a.img.addEventListener('load', this._resumeRenderQ);
diff --git a/tests/test.display.js b/tests/test.display.js
index 5844ce17..528b1906 100644
--- a/tests/test.display.js
+++ b/tests/test.display.js
@@ -384,10 +384,11 @@ describe('Display/Canvas helper', function () {
         });
 
         it('should draw an image from an image object on type "img" (if complete)', function () {
+            const img = { complete: true };
             display.drawImage = sinon.spy();
-            display._renderQPush({ type: 'img', x: 3, y: 4, img: { complete: true } });
+            display._renderQPush({ type: 'img', x: 3, y: 4, img: img });
             expect(display.drawImage).to.have.been.calledOnce;
-            expect(display.drawImage).to.have.been.calledWith({ complete: true }, 3, 4);
+            expect(display.drawImage).to.have.been.calledWith(img, 3, 4);
         });
     });
 });