diff --git a/src/test/java/org/qora/test/forging/ProxyForgingTests.java b/src/test/java/org/qora/test/forging/ProxyForgingTests.java
index b289c0e4..631caf63 100644
--- a/src/test/java/org/qora/test/forging/ProxyForgingTests.java
+++ b/src/test/java/org/qora/test/forging/ProxyForgingTests.java
@@ -9,12 +9,15 @@ import org.junit.Before;
 import org.junit.Test;
 import org.qora.account.PrivateKeyAccount;
 import org.qora.data.account.ProxyForgerData;
+import org.qora.data.transaction.TransactionData;
 import org.qora.repository.DataException;
 import org.qora.repository.Repository;
 import org.qora.repository.RepositoryManager;
 import org.qora.test.common.AccountUtils;
 import org.qora.test.common.BlockUtils;
 import org.qora.test.common.Common;
+import org.qora.transaction.Transaction;
+import org.qora.transaction.Transaction.ValidationResult;
 import org.qora.utils.Base58;
 
 public class ProxyForgingTests extends Common {
@@ -107,4 +110,18 @@ public class ProxyForgingTests extends Common {
 		}
 	}
 
+	@Test
+	public void testZeroInitialShareInvalid() throws DataException {
+		try (final Repository repository = RepositoryManager.getRepository()) {
+			// Create invalid PROXY_FORGING transaction with initial 0% reward share
+			TransactionData transactionData = AccountUtils.createProxyForging(repository, "alice", "bob", BigDecimal.ZERO);
+
+			// Confirm transaction is invalid
+			Transaction transaction = Transaction.fromData(repository, transactionData);
+
+			ValidationResult validationResult = transaction.isValidUnconfirmed();
+			assertEquals("Initial 0% share should be invalid", ValidationResult.INVALID_FORGE_SHARE, validationResult);
+		}
+	}
+
 }