1 files changed, 5 insertions, 0 deletions
diff --git a/packages/utils/src/abi_encoder/evm_data_types/bool.ts b/packages/utils/src/abi_encoder/evm_data_types/bool.ts
index ffccd6e53..24887c509 100644
--- a/packages/utils/src/abi_encoder/evm_data_types/bool.ts
+++ b/packages/utils/src/abi_encoder/evm_data_types/bool.ts
@@ -10,6 +10,7 @@ import { constants } from '../utils/constants';
 
 export class BoolDataType extends AbstractBlobDataType {
     private static readonly _SIZE_KNOWN_AT_COMPILE_TIME: boolean = true;
+    private static readonly _DEFAULT_VALUE: boolean = false;
 
     public static matchType(type: string): boolean {
         return type === SolidityTypes.Bool;
@@ -47,6 +48,10 @@ export class BoolDataType extends AbstractBlobDataType {
         return value;
     }
 
+    public getDefaultValue(): boolean {
+        return BoolDataType._DEFAULT_VALUE;
+    }
+
     public getSignatureType(): string {
         return SolidityTypes.Bool;
     }