gwt and gwt-m-p vers mismatch

excerpt from pom.xml

                        <plugin>
                                <groupId>org.codehaus.mojo</groupId>
                                <artifactId>gwt-maven-plugin</artifactId>
                                <version>${gwt.plugin.version}</version>
                                <dependencies>
                                        <dependency>
                                                <groupId>com.google.gwt</groupId>
                                                <artifactId>gwt-user</artifactId>
                                                <version>${gwt.version}</version>
                                        </dependency>
                                        <dependency>
                                                <groupId>com.google.gwt</groupId>
                                                <artifactId>gwt-dev</artifactId>
                                                <version>${gwt.version}</version>
                                        </dependency>
                                </dependencies>
                                <executions>
                                        <execution>
                                                <goals>
                                                        <goal>test</goal>
                                                        <goal>compile</goal>
                                                </goals>
                                        </execution>
                                </executions>
                        </plugin>