diff --git a/tclcheck_findprd.py b/tclfindprd.py
similarity index 100%
rename from tclcheck_findprd.py
rename to tclfindprd.py
diff --git a/tclcheck_findprd2.py b/tclfindprd2.py
similarity index 100%
rename from tclcheck_findprd2.py
rename to tclfindprd2.py
diff --git a/tclcheck_findver.py b/tclfindver.py
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rename from tclcheck_findver.py
rename to tclfindver.py
diff --git a/tclcheck_gapfill.py b/tclgapfill.py
similarity index 100%
rename from tclcheck_gapfill.py
rename to tclgapfill.py
diff --git a/tclupdatedb.py b/update_db.py
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rename from tclupdatedb.py
rename to update_db.py