diff --git a/src/Spring/Spring.Core/Validation/Validators/RegularExpressionValidator.cs b/src/Spring/Spring.Core/Validation/Validators/RegularExpressionValidator.cs
index edd9192f..73920392 100644
--- a/src/Spring/Spring.Core/Validation/Validators/RegularExpressionValidator.cs
+++ b/src/Spring/Spring.Core/Validation/Validators/RegularExpressionValidator.cs
@@ -1,139 +1,149 @@
-#region License
-
-/*
- * Copyright © 2002-2005 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#endregion
-
-#region Imports
-
-using System;
-using System.Text.RegularExpressions;
-
-using Spring.Expressions;
-using Spring.Util;
-
-#endregion
-
-namespace Spring.Validation
-{
-	/// <summary>
-	/// Validates that object matches specified regular expression.
-	/// </summary>
-	/// <remarks>
-	/// <p>
-	/// The test expression must evaluate to a <see cref="System.String"/>;
-	/// otherwise, an exception is thrown.
-	/// </p>
-	/// </remarks>
-	/// <author>Aleksandar Seovic</author>
-	public class RegularExpressionValidator : BaseSimpleValidator
-	{
-	    #region Fields
-
-	    private string expression = string.Empty;
-	    private RegexOptions options;
-
-	    #endregion
-
-        #region Constructors
-
-	    /// <summary>
-	    /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
-	    /// </summary>
-	    public RegularExpressionValidator()
-	    {
-	    }
-
-        /// <summary>
-        /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
-        /// </summary>
-        /// <param name="test">The expression to validate.</param>
-        /// <param name="when">The expression that determines if this validator should be evaluated.</param>
-        /// <param name="expression">The regular expression to match against.</param>
-        public RegularExpressionValidator(string test, string when, string expression) : base(test, when)
-	    {
-            AssertUtils.ArgumentHasText(test, "test");
-	        this.expression = expression;
-	    }
-
-	    /// <summary>
-	    /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
-	    /// </summary>
-        /// <param name="test">The expression to validate.</param>
-        /// <param name="when">The expression that determines if this validator should be evaluated.</param>
-        /// <param name="expression">The regular expression to match against.</param>
-	    public RegularExpressionValidator(IExpression test, IExpression when, string expression) : base(test, when)
-	    {
-            AssertUtils.ArgumentNotNull(test, "test");
-	        this.expression = expression;
-	    }
-
-	    #endregion
-
-	    #region Properties
-
-	    /// <summary>
-	    /// The regular expression <b>text</b> to match against.
-	    /// </summary>
-	    /// <value>The regular expression <b>text</b>.</value>
-	    public string Expression
-	    {
-	        get { return expression; }
-	        set { expression = value; }
-	    }
-
-	    /// <summary>
-	    /// The <see cref="RegexOptions"/> for the regular expression evaluation.
-	    /// </summary>
-	    /// <value>The regular expression evaluation options.</value>
-	    /// <seealso cref="RegexOptions"/> 
-	    public RegexOptions Options
-	    {
-	        get { return options; }
-	        set { options = value; }
-	    }
-
-	    #endregion
-
-	    /// <summary>
-		/// Validates an object.
-		/// </summary>
-		/// <param name="objectToValidate">Object to validate.</param>
-		/// <returns>
-		/// <see lang="true"/> if the supplied <paramref name="objectToValidate"/>
-		/// object is valid.
-		/// </returns>
-		/// <exception cref="System.ArgumentException">
-		/// If the supplied <paramref name="objectToValidate"/> is not a
-		/// <see cref="System.String"/>
-		/// </exception>
-		protected override bool Validate(object objectToValidate)
-		{
-			string text = objectToValidate as string;
-			if (text == null)
-			{
-				throw new ArgumentException("Test for RegularExpressionValidator must evaluate to a string.");
-			}
-			if (!StringUtils.HasLength(text))
-			{
-				return true;
-			}
-			Match match = Regex.Match(text, this.Expression, this.Options);
-			return match.Success && match.Index == 0 && match.Length == text.Length;
-		}
-	}
+#region License
+
+/*
+ * Copyright © 2002-2005 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#endregion
+
+#region Imports
+
+using System;
+using System.Text.RegularExpressions;
+
+using Spring.Expressions;
+using Spring.Util;
+
+#endregion
+
+namespace Spring.Validation
+{
+    /// <summary>
+    /// Validates that object matches specified regular expression.
+    /// </summary>
+    /// <remarks>
+    /// <p>
+    /// The test expression must evaluate to a <see cref="System.String"/>;
+    /// otherwise, an exception is thrown.
+    /// </p>
+    /// </remarks>
+    /// <author>Aleksandar Seovic</author>
+    public class RegularExpressionValidator : BaseSimpleValidator
+    {
+        #region Fields
+
+        private string expression = string.Empty;
+        private RegexOptions options;
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
+        /// </summary>
+        public RegularExpressionValidator()
+        {
+        }
+
+        /// <summary>
+        /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
+        /// </summary>
+        /// <param name="test">The expression to validate.</param>
+        /// <param name="when">The expression that determines if this validator should be evaluated.</param>
+        /// <param name="expression">The regular expression to match against.</param>
+        public RegularExpressionValidator(string test, string when, string expression)
+            : base(test, when)
+        {
+            AssertUtils.ArgumentHasText(test, "test");
+            this.expression = expression;
+        }
+
+        /// <summary>
+        /// Creates a new instance of the <see cref="RegularExpressionValidator"/> class.
+        /// </summary>
+        /// <param name="test">The expression to validate.</param>
+        /// <param name="when">The expression that determines if this validator should be evaluated.</param>
+        /// <param name="expression">The regular expression to match against.</param>
+        public RegularExpressionValidator(IExpression test, IExpression when, string expression)
+            : base(test, when)
+        {
+            AssertUtils.ArgumentNotNull(test, "test");
+            this.expression = expression;
+        }
+
+        #endregion
+
+        #region Properties
+
+        /// <summary>
+        /// The regular expression <b>text</b> to match against.
+        /// </summary>
+        /// <value>The regular expression <b>text</b>.</value>
+        public string Expression
+        {
+            get { return expression; }
+            set { expression = value; }
+        }
+
+        /// <summary>
+        /// The <see cref="RegexOptions"/> for the regular expression evaluation.
+        /// </summary>
+        /// <value>The regular expression evaluation options.</value>
+        /// <seealso cref="RegexOptions"/> 
+        public RegexOptions Options
+        {
+            get { return options; }
+            set { options = value; }
+        }
+
+        #endregion
+
+        /// <summary>
+        /// Validates an object.
+        /// </summary>
+        /// <param name="objectToValidate">Object to validate.</param>
+        /// <returns>
+        /// <see lang="true"/> if the supplied <paramref name="objectToValidate"/>
+        /// object is valid.
+        /// </returns>
+        /// <exception cref="System.ArgumentException">
+        /// If the supplied <paramref name="objectToValidate"/> is not a
+        /// <see cref="System.String"/>
+        /// </exception>
+        protected override bool Validate(object objectToValidate)
+        {
+            string text = objectToValidate as string;
+
+            if (text == null)
+            {
+                throw new ArgumentException("Test for RegularExpressionValidator must evaluate to a string.");
+            }
+
+            if (!StringUtils.HasLength(text))
+            {
+                return true;
+            }
+
+            if (!StringUtils.HasLength(text.Trim()) && !StringUtils.HasLength(expression))
+            {
+                return false;
+            }
+
+            Match match = Regex.Match(text, this.Expression, this.Options);
+            return match.Success;
+        }
+    }
 }
\ No newline at end of file
diff --git a/test/Spring/Spring.Core.Tests/Validation/Validators/RegularExpressionValidatorTests.cs b/test/Spring/Spring.Core.Tests/Validation/Validators/RegularExpressionValidatorTests.cs
index a1e393a3..a0eaa20a 100644
--- a/test/Spring/Spring.Core.Tests/Validation/Validators/RegularExpressionValidatorTests.cs
+++ b/test/Spring/Spring.Core.Tests/Validation/Validators/RegularExpressionValidatorTests.cs
@@ -79,7 +79,7 @@ namespace Spring.Validation.Validators
         [Test]
         public void CaseSensitiveStringMatching()
         {
-        	RegularExpressionValidator validator = new RegularExpressionValidator("ToString()", "true", @"[A-Z][a-z]*");
+            RegularExpressionValidator validator = new RegularExpressionValidator("ToString()", "true", @"^[A-Z]([a-z]{1})");
             Assert.IsTrue(validator.Validate("Aleksandar", new ValidationErrors()));
             Assert.IsFalse(validator.Validate("ALEKSANDAR", new ValidationErrors()));
             Assert.IsFalse(validator.Validate("aleksandar", new ValidationErrors()));
@@ -118,5 +118,14 @@ namespace Spring.Validation.Validators
             Assert.IsTrue(valid, "Validation should succeed when regex validator is not evaluated.");
         }
 
+        [Test]
+        public void Test()
+        {
+            RegularExpressionValidator validator = new RegularExpressionValidator();
+            validator.Expression = "^[A-Za-z]";
+            Assert.True(validator.Validate("hello", new ValidationErrors()));
+
+        }
+
 	}
 }
\ No newline at end of file