diff --git a/modules/python/src2/gen2.py b/modules/python/src2/gen2.py
index df2609145e..3d1300847f 100755
--- a/modules/python/src2/gen2.py
+++ b/modules/python/src2/gen2.py
@@ -830,7 +830,7 @@ class PythonWrapperGenerator(object):
 
         # step 1: scan the headers and build more descriptive maps of classes, consts, functions
         for hdr in srcfiles:
-            self.code_include.write( '#include "{}"\n'.format(hdr[hdr.find('opencv2/'):]) )
+            self.code_include.write( '#include "{}"\n'.format(hdr[hdr.rindex('opencv2/'):]) )
             decls = parser.parse(hdr)
             for decl in decls:
                 name = decl[0]