diff --git a/Lib/cgi.py b/Lib/cgi.py
index d17ed96..e198ed8 100755
--- a/Lib/cgi.py
+++ b/Lib/cgi.py
@@ -582,7 +582,7 @@
         """Dictionary style get() method, including 'value' lookup."""
         if key in self:
             value = self[key]
-            if type(value) is type([]):
+            if isinstance(value, list):
                 return [x.value for x in value]
             else:
                 return value.value
@@ -593,7 +593,7 @@
         """ Return the first value received."""
         if key in self:
             value = self[key]
-            if type(value) is type([]):
+            if isinstance(value, list):
                 return value[0].value
             else:
                 return value.value
@@ -604,7 +604,7 @@
         """ Return list of received values."""
         if key in self:
             value = self[key]
-            if type(value) is type([]):
+            if isinstance(value, list):
                 return [x.value for x in value]
             else:
                 return [value.value]