diff --git a/library/Mockery/Expectation.php b/library/Mockery/Expectation.php
index eb0284513..ed87a5a67 100644
--- a/library/Mockery/Expectation.php
+++ b/library/Mockery/Expectation.php
@@ -728,7 +728,12 @@ public function times($limit = null)
             throw new \InvalidArgumentException('The passed Times limit should be an integer value');
         }
         $this->_countValidators[$this->_countValidatorClass] = new $this->_countValidatorClass($this, $limit);
-        $this->_countValidatorClass = 'Mockery\CountValidator\Exact';
+
+        if ('Mockery\CountValidator\Exact' !== $this->_countValidatorClass) {
+            $this->_countValidatorClass = 'Mockery\CountValidator\Exact';
+            unset($this->_countValidators[$this->_countValidatorClass]);
+        }
+
         return $this;
     }
 
diff --git a/tests/Mockery/ExpectationTest.php b/tests/Mockery/ExpectationTest.php
index 326707c5b..1430701a1 100644
--- a/tests/Mockery/ExpectationTest.php
+++ b/tests/Mockery/ExpectationTest.php
@@ -683,6 +683,22 @@ public function testCalledAtLeastOnceAtExactlyThreeCalls()
         $this->mock->foo();
     }
 
+    public function testExpectsStringArgumentCalledAtLeastOnceOverridingDefaultOnceCall()
+    {
+        $this->mock->expects('foo')->atLeast()->once();
+        $this->mock->foo();
+        $this->mock->foo();
+        $this->mock->foo();
+    }
+
+    public function testExpectsNoArgumentCalledAtLeastOnceOverridingDefaultOnceCall()
+    {
+        $this->mock->expects()->foo()->atLeast()->once();
+        $this->mock->foo();
+        $this->mock->foo();
+        $this->mock->foo();
+    }
+
     public function testCalledAtLeastThrowsExceptionOnTooFewCalls()
     {
         $this->mock->shouldReceive('foo')->atLeast()->twice();