3 files changed, 12 insertions, 0 deletions
diff --git a/packages/utils/CHANGELOG.json b/packages/utils/CHANGELOG.json
index 0c71963c3..3ba1f7d01 100644
--- a/packages/utils/CHANGELOG.json
+++ b/packages/utils/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "version": "0.5.1",
+        "changes": [
+            {
+                "note": "Export NULL_BYTES constant",
+                "pr": 500
+            }
+        ]
+    },
+    {
         "version": "0.5.0",
         "changes": [
             {
diff --git a/packages/utils/src/constants.ts b/packages/utils/src/constants.ts
new file mode 100644
index 000000000..2894d4747
--- /dev/null
+++ b/packages/utils/src/constants.ts
@@ -0,0 +1 @@
+export const NULL_BYTES = '0x';
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
index 0da4b265d..75c096ee6 100644
--- a/packages/utils/src/index.ts
+++ b/packages/utils/src/index.ts
@@ -6,3 +6,5 @@ export { BigNumber } from './configured_bignumber';
 export { AbiDecoder } from './abi_decoder';
 export { logUtils } from './log_utils';
 export { abiUtils } from './abi_utils';
+
+export { NULL_BYTES } from './constants';