diff --git a/hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java b/hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java
index 00b64ef770..77a2543a6c 100644
--- a/hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java
+++ b/hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java
@@ -6,6 +6,10 @@
  */
 package org.hibernate.dialect;
 
+import java.sql.SQLException;
+import java.sql.Types;
+import java.util.Locale;
+
 import org.hibernate.dialect.function.VarArgsSQLFunction;
 import org.hibernate.dialect.identity.IdentityColumnSupport;
 import org.hibernate.dialect.identity.InformixIdentityColumnSupport;
@@ -23,10 +27,6 @@ import org.hibernate.internal.util.JdbcExceptionHelper;
 import org.hibernate.internal.util.StringHelper;
 import org.hibernate.type.StandardBasicTypes;
 
-import java.sql.SQLException;
-import java.sql.Types;
-import java.util.Locale;
-
 /**
  * Informix dialect.<br>
  * <br>
@@ -277,4 +277,9 @@ public class InformixDialect extends Dialect {
 	public IdentityColumnSupport getIdentityColumnSupport() {
 		return new InformixIdentityColumnSupport();
 	}
+
+	@Override
+	public String toBooleanValueString(boolean bool) {
+		return bool ? "'t'" : "'f'";
+	}
 }
diff --git a/hibernate-core/src/test/java/org/hibernate/dialect/InformixDialectTestCase.java b/hibernate-core/src/test/java/org/hibernate/dialect/InformixDialectTestCase.java
new file mode 100644
index 0000000000..1d03deb38d
--- /dev/null
+++ b/hibernate-core/src/test/java/org/hibernate/dialect/InformixDialectTestCase.java
@@ -0,0 +1,34 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.dialect;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseUnitTestCase;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Testing of patched support for Informix boolean type; see HHH-9894
+ *
+ * @author Greg Jones
+ */
+@TestForIssue( jiraKey = "HHH-9894" )
+public class InformixDialectTestCase extends BaseUnitTestCase {
+	private final InformixDialect dialect = new InformixDialect();
+
+	@Test
+	public void testToBooleanValueStringTrue() {
+		assertEquals( "'t'", dialect.toBooleanValueString( true ) );
+	}
+
+	@Test
+	public void testToBooleanValueStringFalse() {
+		assertEquals( "'f'", dialect.toBooleanValueString( false ) );
+	}
+
+}