diff --git a/7.3.1186 b/7.3.1186
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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.11
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.1186
+Problem:    Python 3: test 87 may crash.
+Solution:   Use _PyArg_Parse_SizeT instead of PyArg_Parse. (Jun Takimoto)
+Files:	    src/if_python3.c
+
+
+*** ../vim-7.3.1185/src/if_python3.c	2013-06-12 14:40:58.000000000 +0200
+--- src/if_python3.c	2013-06-13 20:44:48.000000000 +0200
+***************
+*** 425,437 ****
+      {"PySys_SetArgv", (PYTHON_PROC*)&py3_PySys_SetArgv},
+      {"Py_SetPythonHome", (PYTHON_PROC*)&py3_Py_SetPythonHome},
+      {"Py_Initialize", (PYTHON_PROC*)&py3_Py_Initialize},
+- # ifndef PY_SSIZE_T_CLEAN
+-     {"PyArg_ParseTuple", (PYTHON_PROC*)&py3_PyArg_ParseTuple},
+-     {"Py_BuildValue", (PYTHON_PROC*)&py3_Py_BuildValue},
+- # else
+      {"_PyArg_ParseTuple_SizeT", (PYTHON_PROC*)&py3_PyArg_ParseTuple},
+      {"_Py_BuildValue_SizeT", (PYTHON_PROC*)&py3_Py_BuildValue},
+- # endif
+      {"PyMem_Free", (PYTHON_PROC*)&py3_PyMem_Free},
+      {"PyMem_Malloc", (PYTHON_PROC*)&py3_PyMem_Malloc},
+      {"PyList_New", (PYTHON_PROC*)&py3_PyList_New},
+--- 425,432 ----
+***************
+*** 488,494 ****
+      {"PyEval_InitThreads", (PYTHON_PROC*)&py3_PyEval_InitThreads},
+      {"PyEval_RestoreThread", (PYTHON_PROC*)&py3_PyEval_RestoreThread},
+      {"PyEval_SaveThread", (PYTHON_PROC*)&py3_PyEval_SaveThread},
+!     {"PyArg_Parse", (PYTHON_PROC*)&py3_PyArg_Parse},
+      {"Py_IsInitialized", (PYTHON_PROC*)&py3_Py_IsInitialized},
+      {"_PyObject_NextNotImplemented", (PYTHON_PROC*)&py3__PyObject_NextNotImplemented},
+      {"_Py_NoneStruct", (PYTHON_PROC*)&py3__Py_NoneStruct},
+--- 483,489 ----
+      {"PyEval_InitThreads", (PYTHON_PROC*)&py3_PyEval_InitThreads},
+      {"PyEval_RestoreThread", (PYTHON_PROC*)&py3_PyEval_RestoreThread},
+      {"PyEval_SaveThread", (PYTHON_PROC*)&py3_PyEval_SaveThread},
+!     {"_PyArg_Parse_SizeT", (PYTHON_PROC*)&py3_PyArg_Parse},
+      {"Py_IsInitialized", (PYTHON_PROC*)&py3_Py_IsInitialized},
+      {"_PyObject_NextNotImplemented", (PYTHON_PROC*)&py3__PyObject_NextNotImplemented},
+      {"_Py_NoneStruct", (PYTHON_PROC*)&py3__Py_NoneStruct},
+*** ../vim-7.3.1185/src/version.c	2013-06-13 20:19:35.000000000 +0200
+--- src/version.c	2013-06-13 20:45:49.000000000 +0200
+***************
+*** 730,731 ****
+--- 730,733 ----
+  {   /* Add new patch number below this line */
++ /**/
++     1186,
+  /**/
+
+-- 
+hundred-and-one symptoms of being an internet addict:
+188. You purchase a laptop so you can surf while sitting on the can.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///