diff --git a/booking-faces/pom.xml b/booking-faces/pom.xml
index 6e841c0..76192e2 100644
--- a/booking-faces/pom.xml
+++ b/booking-faces/pom.xml
@@ -9,7 +9,6 @@
 	<version>1.0.0.BUILD-SNAPSHOT</version>
 
 	<properties>
-		<springframework-version>4.0.0.RELEASE</springframework-version>
 		<springsecurity-version>3.2.0.RELEASE</springsecurity-version>
 		<webflow-version>2.3.3.RELEASE</webflow-version>
 		<slf4j-version>1.6.1</slf4j-version>
@@ -36,32 +35,39 @@
 		</repository>
 	</repositories>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 		<!-- Spring -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aop</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>				
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>
@@ -186,7 +192,6 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${springframework-version}</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/booking-mvc/pom.xml b/booking-mvc/pom.xml
index 0469ff0..fad2efe 100644
--- a/booking-mvc/pom.xml
+++ b/booking-mvc/pom.xml
@@ -9,7 +9,6 @@
   <version>1.0.0.BUILD-SNAPSHOT</version>
 
 	<properties>
-		<springframework-version>4.0.0.RELEASE</springframework-version>
 		<springsecurity-version>3.2.0.RELEASE</springsecurity-version>
 		<webflow-version>2.3.3.RELEASE</webflow-version>
 		<slf4j-version>1.7.5</slf4j-version>
@@ -33,6 +32,18 @@
 		</repository>
 	</repositories>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 	
 		<!-- Thymeleaf -->
@@ -66,7 +77,6 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-web</artifactId>
-			<version>${springframework-version}</version>
 			<exclusions>
 				<exclusion>
 					<groupId>commons-logging</groupId>
@@ -77,22 +87,18 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>				
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aop</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>
@@ -261,7 +267,6 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${springframework-version}</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/booking-portlet-faces/pom.xml b/booking-portlet-faces/pom.xml
index 9b7569b..d09d1d6 100644
--- a/booking-portlet-faces/pom.xml
+++ b/booking-portlet-faces/pom.xml
@@ -9,8 +9,7 @@
 	<version>1.0.0.BUILD-SNAPSHOT</version>
 
 	<properties>
-		<springframework-version>3.2.1.RELEASE</springframework-version>
-		<webflow-version>2.4.0.M1</webflow-version>
+		<webflow-version>2.3.3.RELEASE</webflow-version>
 		<slf4j-version>1.5.10</slf4j-version>
 		<myfaces-version>2.1.6</myfaces-version>
 	</properties>
@@ -23,32 +22,39 @@
 		</repository>
 	</repositories>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 		<!-- Spring -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>				
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc-portlet</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>
@@ -164,7 +170,6 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${springframework-version}</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/booking-portlet-mvc/pom.xml b/booking-portlet-mvc/pom.xml
index d74bf3e..515af52 100644
--- a/booking-portlet-mvc/pom.xml
+++ b/booking-portlet-mvc/pom.xml
@@ -9,8 +9,7 @@
 	<version>1.0.0.BUILD-SNAPSHOT</version>
 
 	<properties>
-		<springframework-version>3.2.1.RELEASE</springframework-version>
-		<webflow-version>2.4.0.M1</webflow-version>
+		<webflow-version>2.3.3.RELEASE</webflow-version>
 		<slf4j-version>1.5.10</slf4j-version>
 	</properties>
 
@@ -22,32 +21,39 @@
 		</repository>
 	</repositories>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 		<!-- Spring -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>				
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc-portlet</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>
@@ -174,7 +180,6 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${springframework-version}</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/primefaces-showcase/pom.xml b/primefaces-showcase/pom.xml
index f8da701..5d3532d 100644
--- a/primefaces-showcase/pom.xml
+++ b/primefaces-showcase/pom.xml
@@ -10,33 +10,40 @@
 
 	<properties>
 		<java-version>1.6</java-version>
-		<springframework-version>4.0.0.RELEASE</springframework-version>
 		<springwebflow-version>2.3.3.RELEASE</springwebflow-version>
 		<springsecurity-version>3.2.0.RELEASE</springsecurity-version>
 		<org.slf4j-version>1.6.1</org.slf4j-version>
 	</properties>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 		<!-- Spring -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aop</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-web</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>
@@ -62,34 +69,16 @@
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-core</artifactId>
 			<version>${springsecurity-version}</version>
-			<exclusions>
-				<exclusion>
-					<groupId>org.springframework</groupId>
-					<artifactId>spring-aop</artifactId>
-				</exclusion>
-			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-config</artifactId>
 			<version>${springsecurity-version}</version>
-			<exclusions>
-				<exclusion>
-					<groupId>org.springframework</groupId>
-					<artifactId>spring-aop</artifactId>
-				</exclusion>
-			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-web</artifactId>
 			<version>${springsecurity-version}</version>
-			<exclusions>
-				<exclusion>
-					<groupId>org.springframework</groupId>
-					<artifactId>spring-aop</artifactId>
-				</exclusion>
-			</exclusions>
 		</dependency>
 		<!-- Logging -->
 		<dependency>
diff --git a/webflow-showcase/pom.xml b/webflow-showcase/pom.xml
index 4d896c8..cd4be86 100644
--- a/webflow-showcase/pom.xml
+++ b/webflow-showcase/pom.xml
@@ -10,43 +10,48 @@
 
 	<properties>
 		<java-version>1.6</java-version>
-		<springframework-version>4.0.0.RELEASE</springframework-version>
 		<springwebflow-version>2.3.3.RELEASE</springwebflow-version>
 		<springsecurity-version>3.2.0.RELEASE</springsecurity-version>
 		<org.slf4j-version>1.5.10</org.slf4j-version>
 	</properties>
 
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework</groupId>
+				<artifactId>spring-framework-bom</artifactId>
+				<version>4.0.2.RELEASE</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
 	<dependencies>
 		<!-- Spring -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aop</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-web</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>				
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${springframework-version}</version>
 		</dependency>		
 		<dependency>
 			<groupId>org.springframework.webflow</groupId>