diff --git a/guest/remote-debugging/pom.xml b/guest/remote-debugging/pom.xml
index 5c6a2b3165..137e00b719 100644
--- a/guest/remote-debugging/pom.xml
+++ b/guest/remote-debugging/pom.xml
@@ -9,10 +9,10 @@
     <packaging>war</packaging>
 
     <parent>
-        <artifactId>parent-boot-1</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-1</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.8.RELEASE</version>
+        <relativePath /> <!-- lookup parent from repository -->
     </parent>
 
     <dependencies>
diff --git a/guest/slf4j/guide/pom.xml b/guest/slf4j/guide/pom.xml
index b69efee32a..29aa54b426 100644
--- a/guest/slf4j/guide/pom.xml
+++ b/guest/slf4j/guide/pom.xml
@@ -9,10 +9,9 @@
     <packaging>pom</packaging>
 
     <parent>
-        <artifactId>parent-boot-2</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../../parent-boot-2</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.6.RELEASE</version>
     </parent>
 
     <modules>
diff --git a/guest/spring-boot-app/pom.xml b/guest/spring-boot-app/pom.xml
index ab3181b676..0f0c37cb7c 100644
--- a/guest/spring-boot-app/pom.xml
+++ b/guest/spring-boot-app/pom.xml
@@ -8,10 +8,9 @@
     <packaging>war</packaging>
 
     <parent>
-        <artifactId>parent-boot-1</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-1</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.3.RELEASE</version>
     </parent>
 
     <dependencies>
diff --git a/guest/spring-mvc/pom.xml b/guest/spring-mvc/pom.xml
index b9d0899c77..991fa59d58 100644
--- a/guest/spring-mvc/pom.xml
+++ b/guest/spring-mvc/pom.xml
@@ -10,10 +10,10 @@
     <description>Spring MVC sample project</description>
 
     <parent>
-        <artifactId>parent-boot-2</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-2</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.0.RELEASE</version>
+        <relativePath /> <!-- lookup parent from repository -->
     </parent>
 
     <dependencies>
diff --git a/guest/spring-security/pom.xml b/guest/spring-security/pom.xml
index d38be54114..a184693127 100644
--- a/guest/spring-security/pom.xml
+++ b/guest/spring-security/pom.xml
@@ -9,10 +9,10 @@
     <description>Spring Security Sample Project</description>
 
     <parent>
-        <artifactId>parent-boot-2</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-2</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.0.RELEASE</version>
+        <relativePath />
     </parent>
 
     <dependencies>
diff --git a/guest/webservices/spring-rest-service/pom.xml b/guest/webservices/spring-rest-service/pom.xml
index 8849b82a3e..c86fdfd829 100644
--- a/guest/webservices/spring-rest-service/pom.xml
+++ b/guest/webservices/spring-rest-service/pom.xml
@@ -8,10 +8,9 @@
     <packaging>war</packaging>
 
     <parent>
-        <artifactId>parent-boot-1</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../../parent-boot-1</relativePath>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.4.RELEASE</version>
     </parent>
 
     <dependencies>