diff --git a/public/java/src/org/broadinstitute/sting/commandline/ArgumentTypeDescriptor.java b/public/java/src/org/broadinstitute/sting/commandline/ArgumentTypeDescriptor.java
index b12ae8e75..ff992d77d 100644
--- a/public/java/src/org/broadinstitute/sting/commandline/ArgumentTypeDescriptor.java
+++ b/public/java/src/org/broadinstitute/sting/commandline/ArgumentTypeDescriptor.java
@@ -374,7 +374,7 @@ class RodBindingArgumentTypeDescriptor extends ArgumentTypeDescriptor {
                         FeatureManager.FeatureDescriptor featureDescriptor = manager.getByFiletype(file);
                         if ( featureDescriptor != null ) {
                             tribbleType = featureDescriptor.getName();
-                            logger.warn("Dynamically determined type of " + file + " to be " + tribbleType);
+                            logger.info("Dynamically determined type of " + file + " to be " + tribbleType);
                         }
                     }
 
diff --git a/public/java/src/org/broadinstitute/sting/gatk/GenomeAnalysisEngine.java b/public/java/src/org/broadinstitute/sting/gatk/GenomeAnalysisEngine.java
index da7eaf6e4..5b9ebd99b 100755
--- a/public/java/src/org/broadinstitute/sting/gatk/GenomeAnalysisEngine.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/GenomeAnalysisEngine.java
@@ -961,7 +961,7 @@ public class GenomeAnalysisEngine {
 
     /**
      * Get the list of intervals passed to the engine.
-     * @return List of intervals.
+     * @return List of intervals, or null if no intervals are in use
      */
     public GenomeLocSortedSet getIntervals() {
         return this.intervals;