diff --git a/parsedatetime/__init__.py b/parsedatetime/__init__.py
index 88381a6..16ffe95 100644
--- a/parsedatetime/__init__.py
+++ b/parsedatetime/__init__.py
@@ -2576,19 +2576,18 @@ def _buildOffsets(offsetDict, localeData, indexStart):
         else:
             self.RE_TIMEHMS2 += r'\b'
 
-        # Always support common . and - separators
-        dateSeps = ''.join(re.escape(s)
-                           for s in self.locale.dateSep + ['-', '.'])
+        dateSeps = re.escape(''.join(self.locale.dateSep))
 
+        # Add - as a date separator only for yyyy-mm-dd format
         self.RE_DATE = r'''([\s(\["'-]|^)
                            (?P<date>
                                 \d\d?[{0}]\d\d?(?:[{0}]\d\d(?:\d\d)?)?
                                 |
-                                \d{{4}}[{0}]\d\d?[{0}]\d\d?
+                                \d{{4}}[{0}-]\d\d?[{0}-]\d\d?
                             )
                            \b'''.format(dateSeps)
 
-        self.RE_DATE2 = r'[{0}]'.format(dateSeps)
+        self.RE_DATE2 = r'[{0}-]'.format(dateSeps)
 
         assert 'dayoffsets' in self.locale.re_values
 
diff --git a/parsedatetime/pdt_locales/en_US.py b/parsedatetime/pdt_locales/en_US.py
index 12584e5..8989d85 100644
--- a/parsedatetime/pdt_locales/en_US.py
+++ b/parsedatetime/pdt_locales/en_US.py
@@ -4,4 +4,5 @@
 
 # don't use an unicode string
 localeID = 'en_US'
+dateSep = ['/']
 uses24 = False
diff --git a/tests/TestAustralianLocale.py b/tests/TestAustralianLocale.py
index f3fd34b..37c1db2 100644
--- a/tests/TestAustralianLocale.py
+++ b/tests/TestAustralianLocale.py
@@ -82,8 +82,6 @@ def testDates(self):
             self.cal.parse('25-08-2006', start), (target, 1))
         self.assertExpectedResult(
             self.cal.parse('25/08/2006', start), (target, 1))
-        self.assertExpectedResult(
-            self.cal.parse('25.08.2006', start), (target, 1))
         self.assertExpectedResult(
             self.cal.parse('25-8-06', start), (target, 1))
         self.assertExpectedResult(
@@ -98,7 +96,6 @@ def testDates(self):
 
         self.assertExpectedResult(self.cal.parse('25-8', start), (target, 1))
         self.assertExpectedResult(self.cal.parse('25/8', start), (target, 1))
-        self.assertExpectedResult(self.cal.parse('25.8', start), (target, 1))
         self.assertExpectedResult(self.cal.parse('25-08', start), (target, 1))
         self.assertExpectedResult(self.cal.parse('25/08', start), (target, 1))