diff --git a/jdbc/basics/pom.xml b/jdbc/basics/pom.xml
index 2288bdbf..cc22e6a9 100644
--- a/jdbc/basics/pom.xml
+++ b/jdbc/basics/pom.xml
@@ -20,11 +20,6 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-
-		<dependency>
-			<groupId>org.springframework.data</groupId>
-			<artifactId>spring-data-jdbc</artifactId>
-		</dependency>
 	</dependencies>
 
 </project>
diff --git a/mongodb/reactive/pom.xml b/mongodb/reactive/pom.xml
index 1d4c8892..4d0b94a2 100644
--- a/mongodb/reactive/pom.xml
+++ b/mongodb/reactive/pom.xml
@@ -11,10 +11,6 @@
 	<artifactId>spring-data-mongodb-reactive</artifactId>
 	<name>Spring Data MongoDB - Reactive features</name>
 
-	<properties>
-		<rxjava-reactive-streams.version>1.2.0</rxjava-reactive-streams.version>
-	</properties>
-
 	<dependencies>
 
 		<dependency>
@@ -25,7 +21,6 @@
 		<dependency>
 			<groupId>io.reactivex.rxjava2</groupId>
 			<artifactId>rxjava</artifactId>
-			<version>2.1.1</version>
 		</dependency>
 
 		<dependency>
diff --git a/redis/streams/pom.xml b/redis/streams/pom.xml
index c8f7e896..73d47336 100644
--- a/redis/streams/pom.xml
+++ b/redis/streams/pom.xml
@@ -1,5 +1,6 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+		 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-data-redis-streams-example</artifactId>
@@ -19,6 +20,7 @@
 			<artifactId>reactor-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+
 		<dependency>
 			<groupId>${project.groupId}</groupId>
 			<artifactId>spring-data-redis-example-utils</artifactId>