diff --git a/spring-security-modules/spring-security-core/src/main/resources/application.properties b/spring-security-modules/spring-security-core/src/main/resources/application.properties
deleted file mode 100644
index 709574239b..0000000000
--- a/spring-security-modules/spring-security-core/src/main/resources/application.properties
+++ /dev/null
@@ -1 +0,0 @@
-spring.main.allow-bean-definition-overriding=true
\ No newline at end of file
diff --git a/spring-web-modules/spring-mvc-basics-3/src/main/resources/application.properties b/spring-web-modules/spring-mvc-basics-3/src/main/resources/application.properties
index aca20f4e3c..fcdaabe007 100644
--- a/spring-web-modules/spring-mvc-basics-3/src/main/resources/application.properties
+++ b/spring-web-modules/spring-mvc-basics-3/src/main/resources/application.properties
@@ -1,5 +1,3 @@
-spring.main.allow-bean-definition-overriding=true
-
 spring.mail.host=localhost
 spring.mail.port=8025
 
diff --git a/spring-web-modules/spring-mvc-basics-4/src/main/resources/application.properties b/spring-web-modules/spring-mvc-basics-4/src/main/resources/application.properties
deleted file mode 100644
index 709574239b..0000000000
--- a/spring-web-modules/spring-mvc-basics-4/src/main/resources/application.properties
+++ /dev/null
@@ -1 +0,0 @@
-spring.main.allow-bean-definition-overriding=true
\ No newline at end of file