diff --git a/src/Valitron/Validator.php b/src/Valitron/Validator.php
index eb6c932..1e3bc3c 100644
--- a/src/Valitron/Validator.php
+++ b/src/Valitron/Validator.php
@@ -301,7 +301,11 @@ class Validator
      */
     protected function validateMin($field, $value, $params)
     {
-        return !(bccomp($params[0], $value, 14) == 1);
+        if (function_exists('bccomp')) {
+            return !(bccomp($params[0], $value, 14) == 1);
+        } else {
+            return $params[0] <= $value;
+        }
     }
 
     /**
@@ -315,7 +319,11 @@ class Validator
      */
     protected function validateMax($field, $value, $params)
     {
-        return !(bccomp($value, $params[0], 14) == 1);
+        if (function_exists('bccomp')) {
+            return !(bccomp($value, $params[0], 14) == 1);
+        } else {
+            return $params[0] >= $value;
+        }
     }
 
     /**
diff --git a/tests/Valitron/ValidateTest.php b/tests/Valitron/ValidateTest.php
index ebd4fc9..a05bd7d 100644
--- a/tests/Valitron/ValidateTest.php
+++ b/tests/Valitron/ValidateTest.php
@@ -188,6 +188,10 @@ class ValidateTest extends BaseTestCase
 
     public function testMinValidFloat()
     {
+        if (!function_exists('bccomp')) {
+            $this->markTestSkipped("Floating point comparison requires the BC Math extension to be installed");
+        }
+
         $v = new Validator(array('num' => 0.9));
         $v->rule('min', 'num', 0.5);
         $this->assertTrue($v->validate());
@@ -224,6 +228,10 @@ class ValidateTest extends BaseTestCase
 
     public function testMaxValidFloat()
     {
+        if (!function_exists('bccomp')) {
+            $this->markTestSkipped("Accurate floating point comparison requires the BC Math extension to be installed");
+        }
+
         $v = new Validator(array('num' => 0.4));
         $v->rule('max', 'num', 0.5);
         $this->assertTrue($v->validate());