diff --git a/tools/bigwig_outlier_bed/bigwig_outlier_bed.py b/tools/bigwig_outlier_bed/bigwig_outlier_bed.py
index 052745bf86a..1c41eebdf6d 100644
--- a/tools/bigwig_outlier_bed/bigwig_outlier_bed.py
+++ b/tools/bigwig_outlier_bed/bigwig_outlier_bed.py
@@ -300,8 +300,8 @@ def makeBed(self):
                 t.write("\n")
         some = False
         if self.outbeds in ["outzero"]:
-                self.writeBed(bedzero, self.bedoutzeo)
-                some = True
+            self.writeBed(bedzero, self.bedoutzero)
+            some = True
         if self.qlo:
             if self.outbeds in ["outall", "outlo", "outlohi"]:
                 self.writeBed(bedlo, self.bedoutlo)
diff --git a/tools/bigwig_outlier_bed/bigwig_outlier_bed.xml b/tools/bigwig_outlier_bed/bigwig_outlier_bed.xml
index 209c3835a48..963429a1f86 100644
--- a/tools/bigwig_outlier_bed/bigwig_outlier_bed.xml
+++ b/tools/bigwig_outlier_bed/bigwig_outlier_bed.xml
@@ -162,8 +162,8 @@
       <param name="outbeds" value="outzero"/>
       <param name="bigwig" value="fake.bigwig,bigwig_sample"/>
       <param name="minwin" value="2"/>
-      <param name="qhi" value=""/>
-      <param name="qlo" value=""/>
+      <param name="qhi" value="0.5"/>
+      <param name="qlo" value="0.5"/>
       <param name="tableout" value="donotmake"/>
     </test>
   </tests>
diff --git a/tools/bigwig_outlier_bed/test-data/bedoutzero_sample b/tools/bigwig_outlier_bed/test-data/bedoutzero_sample
new file mode 100644
index 00000000000..523f316b17b
--- /dev/null
+++ b/tools/bigwig_outlier_bed/test-data/bedoutzero_sample
@@ -0,0 +1,2 @@
+Merlin	0	9	bigwig_sample_9	9
+Merlin	70049	180929	bigwig_sample_110880	110880