diff --git a/tools/ngs_rna/cuffcompare_wrapper.xml b/tools/ngs_rna/cuffcompare_wrapper.xml
index 42972199893..34dbfaff455 100644
--- a/tools/ngs_rna/cuffcompare_wrapper.xml
+++ b/tools/ngs_rna/cuffcompare_wrapper.xml
@@ -33,9 +33,7 @@
             #end for
     </command>
     <inputs>
-        <param format="gtf" name="first_input" type="data" label="GTF file produced by Cufflinks" help="">
-            <validator type="unspecified_build" />
-        </param>
+        <param format="gtf" name="first_input" type="data" label="GTF file produced by Cufflinks" help=""/>
         <repeat name="input_files" title="Additional GTF Input Files">
             <param format="gtf" name="additional_input" type="data" label="GTF file produced by Cufflinks" help="">
                 <validator type="unspecified_build" />
diff --git a/tools/ngs_rna/cuffdiff_wrapper.xml b/tools/ngs_rna/cuffdiff_wrapper.xml
index 68678863183..b15512cbd37 100644
--- a/tools/ngs_rna/cuffdiff_wrapper.xml
+++ b/tools/ngs_rna/cuffdiff_wrapper.xml
@@ -67,9 +67,7 @@
 
     </command>
     <inputs>
-        <param format="gtf" name="gtf_input" type="data" label="Transcripts" help="A transcript GTF file produced by cufflinks, cuffcompare, or other source.">
-            <validator type="unspecified_build" />
-        </param>
+        <param format="gtf" name="gtf_input" type="data" label="Transcripts" help="A transcript GTF file produced by cufflinks, cuffcompare, or other source."/>
         <conditional name="group_analysis"> 
             <param name="do_groups" type="select" label="Perform replicate analysis" help="Perform cuffdiff with replicates in each group.">
                 <option value="No">No</option>
diff --git a/tools/ngs_rna/cufflinks_wrapper.xml b/tools/ngs_rna/cufflinks_wrapper.xml
index 538d1a5c1a1..c0f0dc10ac1 100644
--- a/tools/ngs_rna/cufflinks_wrapper.xml
+++ b/tools/ngs_rna/cufflinks_wrapper.xml
@@ -41,9 +41,7 @@
             #end if
     </command>
     <inputs>
-        <param format="sam,bam" name="input" type="data" label="SAM or BAM file of aligned RNA-Seq reads" help="">
-            <validator type="unspecified_build" />
-        </param>    
+        <param format="sam,bam" name="input" type="data" label="SAM or BAM file of aligned RNA-Seq reads" help=""/>
         <param name="max_intron_len" type="integer" value="300000" min="1" max="600000" label="Max Intron Length" help=""/>
         <param name="min_isoform_fraction" type="float" value="0.05" min="0" max="1" label="Min Isoform Fraction" help=""/>
         <param name="pre_mrna_fraction" type="float" value="0.05" min="0" max="1" label="Pre MRNA Fraction" help=""/>