diff --git a/.travis.yml b/.travis.yml
index e60a940..cba0f41 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,3 +12,7 @@ script:
   ./tests.sh
 after_success:
   coveralls
+env:
+  global:
+    - DOTDROP_FORCE_NODEBUG=
+    - DOTDROP_NOBANNER=
diff --git a/dotdrop/dotdrop.py b/dotdrop/dotdrop.py
index 8846694..193c276 100644
--- a/dotdrop/dotdrop.py
+++ b/dotdrop/dotdrop.py
@@ -354,16 +354,18 @@ def cmd_importer(o):
         # prepare hierarchy for dotfile
         srcf = os.path.join(o.dotpath, src)
         overwrite = not os.path.exists(srcf)
-        if o.safe and os.path.exists(srcf):
-            c = Comparator(debug=o.debug)
-            diff = c.compare(srcf, dst)
-            if diff != '':
-                # files are different, dunno what to do
-                LOG.log('diff \"{}\" VS \"{}\"'.format(dst, srcf))
-                LOG.emph(diff)
-                # ask user
-                msg = 'Dotfile \"{}\" already exists, overwrite?'.format(srcf)
-                overwrite = LOG.ask(msg)
+        if os.path.exists(srcf):
+            overwrite = True
+            if o.safe:
+                c = Comparator(debug=o.debug)
+                diff = c.compare(srcf, dst)
+                if diff != '':
+                    # files are different, dunno what to do
+                    LOG.log('diff \"{}\" VS \"{}\"'.format(dst, srcf))
+                    LOG.emph(diff)
+                    # ask user
+                    msg = 'Dotfile \"{}\" already exists, overwrite?'
+                    overwrite = LOG.ask(msg.format(srcf))
 
         if o.debug:
             LOG.dbg('will overwrite: {}'.format(overwrite))
diff --git a/tests-ng/import-subfile.sh b/tests-ng/import-subfile.sh
index 0dc27d1..c0746d1 100755
--- a/tests-ng/import-subfile.sh
+++ b/tests-ng/import-subfile.sh
@@ -73,14 +73,15 @@ _EOF
 cd ${ddpath} | ${bin} import -f -c ${cfg} -p p1 -V ${tmpd}/adir
 
 # change the file
-echo "second" > ${tmpd}/adir/file1
+echo "second" >> ${tmpd}/adir/file1
 
 # import file
 cd ${ddpath} | ${bin} import -f -c ${cfg} -p p1 -V ${tmpd}/adir/file1
 
 # test
+#cat ${tmps}/dotfiles/${tmpd}/adir/file1
 [ ! -e ${tmps}/dotfiles/${tmpd}/adir/file1 ] && echo "not exist" && exit 1
-grep 'second' ${tmps}/dotfiles/${tmpd}/adir/file1
+grep 'second' ${tmps}/dotfiles/${tmpd}/adir/file1 >/dev/null
 
 ## CLEANING
 rm -rf ${tmps} ${tmpd}
diff --git a/tests.sh b/tests.sh
index 3a33715..3974bb3 100755
--- a/tests.sh
+++ b/tests.sh
@@ -25,10 +25,6 @@ which ${nosebin} 2>/dev/null
 [ "$?" != "0" ] && echo "Install nosetests" && exit 1
 set -e
 
-# comment this to get debug info
-#export DOTDROP_FORCE_NODEBUG=
-#export DOTDROP_NOBANNER=
-
 # execute tests with coverage
 PYTHONPATH=dotdrop ${nosebin} -s --with-coverage --cover-package=dotdrop
 #PYTHONPATH=dotdrop python3 -m pytest tests