1 files changed, 1 insertions, 1 deletions
diff --git a/packages/utils/src/abi_encoder/abstract_data_types/types/pointer.ts b/packages/utils/src/abi_encoder/abstract_data_types/types/pointer.ts
index 46e60979a..dc9de8a3d 100644
--- a/packages/utils/src/abi_encoder/abstract_data_types/types/pointer.ts
+++ b/packages/utils/src/abi_encoder/abstract_data_types/types/pointer.ts
@@ -21,7 +21,7 @@ export abstract class Pointer extends DataType {
     }
 
     public generateCalldataBlock(value: any, parentBlock?: CalldataBlock): CalldataBlocks.Pointer {
-        if (!parentBlock) {
+        if (_.isUndefined(parentBlock)) {
             throw new Error(`DependentDataType requires a parent block to generate its block`);
         }
         const destinationBlock = this._destination.generateCalldataBlock(value, parentBlock);