diff --git a/packages/core/src/view/mixins/CellsMixin.ts b/packages/core/src/view/mixins/CellsMixin.ts
index 3d739cafc..b043d940d 100644
--- a/packages/core/src/view/mixins/CellsMixin.ts
+++ b/packages/core/src/view/mixins/CellsMixin.ts
@@ -2712,15 +2712,17 @@ export const CellsMixin: PartialType = {
   },
 
   /**
-   * Returns true if the given cell is moveable. This returns {@link cellsMovable}
-   * for all given cells if {@link isCellLocked} does not return true for the given
-   * cell and its style does not specify {@link 'movable'} to be 0.
+   * Returns `true` if the given cell is movable. This returns {@link cellsMovable}
+   * for all given cells if {@link isCellLocked} does not return `true` for the given
+   * cell, and its style does not specify {@link CellStateStyle.movable} to be `false`.
    *
    * @param cell {@link mxCell} whose movable state should be returned.
    */
   isCellMovable(cell) {
     const style = this.getCurrentCellStyle(cell);
-    return this.isCellsMovable() && !this.isCellLocked(cell) && !style.movable;
+    return this.isCellsMovable()
+      && !this.isCellLocked(cell)
+      && (style.movable ?? true);
   },
 
   /**