diff --git a/spring-context/src/main/java/org/springframework/context/support/PropertySourcesPlaceholderConfigurer.java b/spring-context/src/main/java/org/springframework/context/support/PropertySourcesPlaceholderConfigurer.java
index 4e023ab9855..2686ba57649 100644
--- a/spring-context/src/main/java/org/springframework/context/support/PropertySourcesPlaceholderConfigurer.java
+++ b/spring-context/src/main/java/org/springframework/context/support/PropertySourcesPlaceholderConfigurer.java
@@ -279,6 +279,11 @@ public class PropertySourcesPlaceholderConfigurer extends PlaceholderConfigurerS
 			return super.source.getProperty(name);
 		}
 
+		@Override
+		public boolean containsProperty(String name) {
+			return super.source.containsProperty(name);
+		}
+
 		@Override
 		public String toString() {
 			return "FallbackEnvironmentPropertySource {environment=" + super.source + "}";