diff --git a/pygccxml/parser/source_reader.py b/pygccxml/parser/source_reader.py
index 8aaaf6f4..9bf35f8c 100644
--- a/pygccxml/parser/source_reader.py
+++ b/pygccxml/parser/source_reader.py
@@ -123,8 +123,9 @@ def __create_command_line_castxml(self, source_file, xmlfile):
 
         # Platform specific options
         if platform.system() == 'Windows':
-            compilers = ("mingw" or "g++" or "gcc")
-            if compilers in self.__config.compiler_path.lower():
+            compilers = ("mingw", "g++", "gcc")
+            compiler_path = self.__config.compiler_path.lower()
+            if any(compiler in compiler_path for compiler in compilers):
                 # Look at the compiler path. This is a bad way
                 # to find out if we are using mingw; but it
                 # should probably work in most of the cases