diff --git a/java/src/org/broadinstitute/sting/gatk/refdata/rodDbSNP.java b/java/src/org/broadinstitute/sting/gatk/refdata/rodDbSNP.java
index 00f36ad9c..5d2250b93 100644
--- a/java/src/org/broadinstitute/sting/gatk/refdata/rodDbSNP.java
+++ b/java/src/org/broadinstitute/sting/gatk/refdata/rodDbSNP.java
@@ -157,7 +157,7 @@ public class rodDbSNP extends BasicReferenceOrderedDatum implements Variation, V
     //
     // ----------------------------------------------------------------------
     public boolean isSNP() {
-        return varType.contains("single");
+        return varType.contains("single") && locType.contains("exact");
     }
 
     public boolean isInsertion() {