diff --git a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/collection/name/SpringBootCollectionNameApplication.java b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/collection/name/SpringBootCollectionNameApplication.java
index e4157b6a53..09b5a8ef17 100644
--- a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/collection/name/SpringBootCollectionNameApplication.java
+++ b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/collection/name/SpringBootCollectionNameApplication.java
@@ -2,11 +2,12 @@ package com.baeldung.boot.collection.name;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.PropertySource;
 import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
 
-@SpringBootApplication
+@SpringBootApplication(exclude = EmbeddedMongoAutoConfiguration.class)
 @PropertySource("classpath:boot.collection.name/app.properties")
 @EnableMongoRepositories(basePackages = { "com.baeldung.boot.collection.name" })
 public class SpringBootCollectionNameApplication {
diff --git a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/composite/key/SpringBootCompositeKeyApplication.java b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/composite/key/SpringBootCompositeKeyApplication.java
index 1322adbf77..14c88d3ec7 100644
--- a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/composite/key/SpringBootCompositeKeyApplication.java
+++ b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/composite/key/SpringBootCompositeKeyApplication.java
@@ -2,9 +2,10 @@ package com.baeldung.boot.composite.key;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration;
 import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
 
-@SpringBootApplication
+@SpringBootApplication(exclude = EmbeddedMongoAutoConfiguration.class)
 @EnableMongoRepositories(basePackages = { "com.baeldung.boot.composite.key" })
 public class SpringBootCompositeKeyApplication {
     public static void main(String... args) {
diff --git a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/count/SpringBootCountApplication.java b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/count/SpringBootCountApplication.java
index bb7351383c..cb90544a33 100644
--- a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/count/SpringBootCountApplication.java
+++ b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/count/SpringBootCountApplication.java
@@ -2,9 +2,10 @@ package com.baeldung.boot.count;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration;
 import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
 
-@SpringBootApplication
+@SpringBootApplication(exclude = EmbeddedMongoAutoConfiguration.class)
 @EnableMongoRepositories(basePackages = { "com.baeldung.boot.count" })
 public class SpringBootCountApplication {
     public static void main(String... args) {
diff --git a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/unique/field/SpringBootUniqueFieldApplication.java b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/unique/field/SpringBootUniqueFieldApplication.java
index 648ecd4dfb..de983c08ff 100644
--- a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/unique/field/SpringBootUniqueFieldApplication.java
+++ b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/boot/unique/field/SpringBootUniqueFieldApplication.java
@@ -2,10 +2,11 @@ package com.baeldung.boot.unique.field;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration;
 import org.springframework.context.annotation.PropertySource;
 import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
 
-@SpringBootApplication
+@SpringBootApplication(exclude = EmbeddedMongoAutoConfiguration.class)
 @PropertySource("classpath:boot.unique.field/app.properties")
 @EnableMongoRepositories(basePackages = { "com.baeldung.boot.unique.field" })
 public class SpringBootUniqueFieldApplication {
diff --git a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/logging/SpringBootPersistenceApplication.java b/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/logging/SpringBootPersistenceApplication.java
deleted file mode 100644
index bcca23b714..0000000000
--- a/persistence-modules/spring-boot-persistence-mongodb-2/src/main/java/com/baeldung/logging/SpringBootPersistenceApplication.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.baeldung.logging;
-
-import org.springframework.boot.SpringApplication;
-import org.springframework.boot.autoconfigure.SpringBootApplication;
-
-@SpringBootApplication
-public class SpringBootPersistenceApplication {
-
-    public static void main(String ... args) {
-        SpringApplication.run(SpringBootPersistenceApplication.class, args);
-    }
-
-}