diff --git a/src/main/java/org/springframework/data/repository/query/spi/EvaluationContextExtensionSupport.java b/src/main/java/org/springframework/data/repository/query/spi/EvaluationContextExtensionSupport.java
index c80620a64..6afdd6d09 100644
--- a/src/main/java/org/springframework/data/repository/query/spi/EvaluationContextExtensionSupport.java
+++ b/src/main/java/org/springframework/data/repository/query/spi/EvaluationContextExtensionSupport.java
@@ -15,6 +15,7 @@
  */
 package org.springframework.data.repository.query.spi;
 
+import java.lang.reflect.Field;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.Collections;
@@ -22,6 +23,7 @@ import java.util.HashMap;
 import java.util.Map;
 
 import org.springframework.util.ReflectionUtils;
+import org.springframework.util.ReflectionUtils.FieldCallback;
 import org.springframework.util.ReflectionUtils.MethodCallback;
 
 /**
@@ -33,13 +35,36 @@ import org.springframework.util.ReflectionUtils.MethodCallback;
  */
 public abstract class EvaluationContextExtensionSupport implements EvaluationContextExtension {
 
+	private final Map<String, Object> declaredProperties;
 	private final Map<String, Method> declaredFunctions;
 
+	/**
+	 * Creates a new {@link EvaluationContextExtensionSupport}.
+	 */
 	public EvaluationContextExtensionSupport() {
 
+		this.declaredProperties = discoverDeclaredProperties();
 		this.declaredFunctions = discoverDeclaredFunctions();
 	}
 
+	private Map<String, Object> discoverDeclaredProperties() {
+
+		final Map<String, Object> map = new HashMap<String, Object>();
+
+		ReflectionUtils.doWithFields(getClass(), new FieldCallback() {
+
+			@Override
+			public void doWith(Field field) throws IllegalArgumentException, IllegalAccessException {
+
+				if (Modifier.isPublic(field.getModifiers()) && Modifier.isStatic(field.getModifiers())) {
+					map.put(field.getName(), field.get(null));
+				}
+			}
+		});
+
+		return map.isEmpty() ? Collections.<String, Object> emptyMap() : Collections.unmodifiableMap(map);
+	}
+
 	private Map<String, Method> discoverDeclaredFunctions() {
 
 		final Map<String, Method> map = new HashMap<String, Method>();
@@ -64,7 +89,7 @@ public abstract class EvaluationContextExtensionSupport implements EvaluationCon
 	 */
 	@Override
 	public Map<String, Object> getProperties() {
-		return Collections.emptyMap();
+		return this.declaredProperties;
 	}
 
 	/*
diff --git a/src/test/java/org/springframework/data/repository/query/ExtensibleEvaluationContextProviderUnitTests.java b/src/test/java/org/springframework/data/repository/query/ExtensibleEvaluationContextProviderUnitTests.java
index 47dc537fb..55886456a 100644
--- a/src/test/java/org/springframework/data/repository/query/ExtensibleEvaluationContextProviderUnitTests.java
+++ b/src/test/java/org/springframework/data/repository/query/ExtensibleEvaluationContextProviderUnitTests.java
@@ -116,7 +116,24 @@ public class ExtensibleEvaluationContextProviderUnitTests {
 		assertThat(evaluateExpression("extensionMethod()", provider), is((Object) "methodResult"));
 	}
 
-	static class DummyExtension extends EvaluationContextExtensionSupport {
+	/**
+	 * @see DATACMNS-533
+	 */
+	@Test
+	public void exposesPropertiesDefinedByExtension() {
+
+		List<EvaluationContextExtension> extensions = new ArrayList<EvaluationContextExtension>();
+		extensions.add(new DummyExtension("_first", "first"));
+
+		EvaluationContextProvider provider = new ExtensionAwareEvaluationContextProvider(extensions);
+
+		assertThat(evaluateExpression("DUMMY_KEY", provider), is((Object) "dummy"));
+		assertThat(evaluateExpression("_first.DUMMY_KEY", provider), is((Object) "dummy"));
+	}
+
+	public static class DummyExtension extends EvaluationContextExtensionSupport {
+
+		public static String DUMMY_KEY = "dummy";
 
 		private final String key;
 		private final String value;
@@ -145,7 +162,12 @@ public class ExtensibleEvaluationContextProviderUnitTests {
 		 */
 		@Override
 		public Map<String, Object> getProperties() {
-			return Collections.<String, Object> singletonMap("key", value);
+
+			Map<String, Object> properties = new HashMap<String, Object>(super.getProperties());
+
+			properties.put("key", value);
+
+			return properties;
 		}
 
 		/*