diff --git a/isis/scripts/isis3VarInit.py b/isis/scripts/isis3VarInit.py
index adc1ba68bb..2e90ef7521 100755
--- a/isis/scripts/isis3VarInit.py
+++ b/isis/scripts/isis3VarInit.py
@@ -113,6 +113,8 @@ def mkdir( p ):
 setenv ISISROOT {}
 setenv ISIS3DATA {}
 setenv ISIS3TESTDATA {}
+
+source $CONDA_PREFIX/scripts/tabCompletion.csh
 """.format(os.environ['CONDA_PREFIX'], args.data_dir, args.test_dir)
     a.write(script)
 print( 'Wrote '+activate_vars_csh )
diff --git a/isis/scripts/tabCompletion.csh b/isis/scripts/tabCompletion.csh
new file mode 100644
index 0000000000..28b360e24c
--- /dev/null
+++ b/isis/scripts/tabCompletion.csh
@@ -0,0 +1,25 @@
+#!/bin/csh
+
+
+# Setup tab completion
+if ( -f $ISISROOT/bin/isiscomplete ) then
+  set newBinaries = `/bin/ls $ISISROOT/bin/xml | grep -v qt.conf | sed s%\.xml%%`
+  set i = 0
+  set loop = 0
+  set chunk = ""
+  foreach app ($newBinaries)
+    @ i = $i + 1
+    @ loop = $loop + 1
+    set chunk = "$chunk $app"
+    if ( "$i" == 100 || "$loop" == $#newBinaries) then
+      eval `$ISISROOT/bin/isiscomplete $chunk`
+      set i = 1
+      set chunk = ""
+    endif
+  end
+  unset i
+  unset loop
+  unset chunk
+  unset app
+  unset newBinaries
+endif