1 files changed, 3 insertions, 0 deletions
diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index fa2b09ba7..7c3180496 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -177,6 +177,9 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
         } else {
             this._lastTap = Date.now();
         }
+        if (e.button === 0) {
+            e.preventDefault();  // prevents Firefox from dragging images (we want to do that ourself)
+        }
     }
     onPointerUp = (e: PointerEvent): void => {
         document.removeEventListener("pointerup", this.onPointerUp);