diff --git a/docs/content/tools/intersect.rst b/docs/content/tools/intersect.rst
index 87123876168d498930e3639a53e3a272291ce91f..4db9d7ce8cd7c9f3c8641b53d1769a69808fb733 100755
--- a/docs/content/tools/intersect.rst
+++ b/docs/content/tools/intersect.rst
@@ -36,12 +36,12 @@ Usage and option summary
 **Usage**:
 ::
 
-  bedtools intersect [OPTIONS] [-a|-abam] -b <BED/GFF/VCF>
+  bedtools intersect [OPTIONS] -a <BED/BAM/GFF/VCF> -b <BED/BAM/GFF/VCF>
 
 **(or)**:
 ::
   
-  intersectBed [OPTIONS] [-a|-abam] -b <BED/GFF/VCF>
+  intersectBed [OPTIONS] -a <BED/BAM/GFF/VCF> -b <BED/GFF/VCF>