diff --git a/core/pom.xml b/core/pom.xml
index 28aa3559..d07f31e6 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -95,6 +95,7 @@
 
     <build>
         <plugins>
+            <!-- Ensure compilation is done under Java 6 for backwards compatibility -->
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
diff --git a/orchid/pom.xml b/orchid/pom.xml
index 4befbec8..84fb9fc1 100644
--- a/orchid/pom.xml
+++ b/orchid/pom.xml
@@ -28,6 +28,7 @@
     <build>
         <sourceDirectory>src</sourceDirectory>
         <plugins>
+            <!-- Ensure compilation is done under Java 6 for backwards compatibility -->
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
diff --git a/pom.xml b/pom.xml
index 0a593d12..72a00459 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,7 +65,6 @@
   <!-- Common build plugin configuration -->
   <build>
     <plugins>
-      <!-- Ensure compilation is done under Java 6 for backwards compatibility -->
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-compiler-plugin</artifactId>