add undeclared dependency
diff --git a/pom.xml b/pom.xml
index a9e1c75..f91c663 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,6 +90,7 @@
<doxiaSitetoolsVersion>1.9.2</doxiaSitetoolsVersion>
<javaVersion>7</javaVersion><!-- Because PMD 5.4+ requires Java 7 -->
<pmdVersion>6.29.0</pmdVersion>
+ <slf4jVersion>1.7.25</slf4jVersion>
<sitePluginVersion>3.7.1</sitePluginVersion>
<projectInfoReportsPluginVersion>3.0.0</projectInfoReportsPluginVersion>
<project.build.outputTimestamp>2020-10-24T17:10:38Z</project.build.outputTimestamp>
@@ -133,17 +134,17 @@
<version>3.1.0</version>
</dependency>
<dependency>
- <groupId>org.apache.maven</groupId>
- <artifactId>maven-embedder</artifactId>
- <version>3.1.0</version>
- <scope>provided</scope>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-embedder</artifactId>
+ <version>3.1.0</version>
+ <scope>provided</scope>
</dependency>
<!-- pmd -->
<dependency>
- <groupId>org.apache.commons</groupId>
- <artifactId>commons-lang3</artifactId>
- <version>3.8.1</version>
+ <groupId>org.apache.commons</groupId>
+ <artifactId>commons-lang3</artifactId>
+ <version>3.8.1</version>
</dependency>
<dependency>
<groupId>net.sourceforge.pmd</groupId>
@@ -166,11 +167,16 @@
<version>${pmdVersion}</version>
</dependency>
+ <dependency>
+ <groupId>org.slf4j</groupId>
+ <artifactId>slf4j-api</artifactId>
+ <version>${slf4jVersion}</version>
+ </dependency>
<!-- Support logging of PMD through slf4j. See also MPMD-244 -->
<dependency>
- <groupId>org.slf4j</groupId>
- <artifactId>jul-to-slf4j</artifactId>
- <version>1.7.25</version>
+ <groupId>org.slf4j</groupId>
+ <artifactId>jul-to-slf4j</artifactId>
+ <version>${slf4jVersion}</version>
</dependency>
<!-- doxia -->
@@ -252,7 +258,7 @@
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
- <version>1.7.5</version>
+ <version>${slf4jVersion}</version>
<scope>test</scope>
</dependency>
</dependencies>