diff --git a/contracts/mocks/SignatureBouncerMock.sol b/contracts/mocks/SignatureBouncerMock.sol
index ad9494033..85076eae6 100644
--- a/contracts/mocks/SignatureBouncerMock.sol
+++ b/contracts/mocks/SignatureBouncerMock.sol
@@ -63,4 +63,11 @@ contract SignatureBouncerMock is SignatureBouncer, SignerRoleMock {
   {
 
   }
+
+  function tooShortMsgData()
+    public
+    onlyValidSignatureAndData("")
+    view
+  {
+  }
 }
diff --git a/test/drafts/SignatureBouncer.test.js b/test/drafts/SignatureBouncer.test.js
index b320ca98c..c234687fc 100644
--- a/test/drafts/SignatureBouncer.test.js
+++ b/test/drafts/SignatureBouncer.test.js
@@ -128,6 +128,12 @@ contract('SignatureBouncer', function ([_, signer, otherSigner, anyone, authoriz
           )
         );
       });
+
+      it('does not allow msg.data shorter than SIGNATURE_SIZE', async function () {
+        await assertRevert(
+          this.sigBouncer.tooShortMsgData({ from: authorizedUser })
+        );
+      });
     });
   });