--- contrib/python/zstandard/py2/c-ext/constants.c	(index)
+++ contrib/python/zstandard/py2/c-ext/constants.c	(working tree)
@@ -77,7 +77,6 @@ void constants_module_init(PyObject* mod) {
 	PyModule_AddIntConstant(mod, "CHAINLOG_MAX", ZSTD_CHAINLOG_MAX);
 	PyModule_AddIntConstant(mod, "HASHLOG_MIN", ZSTD_HASHLOG_MIN);
 	PyModule_AddIntConstant(mod, "HASHLOG_MAX", ZSTD_HASHLOG_MAX);
-	PyModule_AddIntConstant(mod, "HASHLOG3_MAX", ZSTD_HASHLOG3_MAX);
 	PyModule_AddIntConstant(mod, "SEARCHLOG_MIN", ZSTD_SEARCHLOG_MIN);
 	PyModule_AddIntConstant(mod, "SEARCHLOG_MAX", ZSTD_SEARCHLOG_MAX);
 	PyModule_AddIntConstant(mod, "MINMATCH_MIN", ZSTD_MINMATCH_MIN);
--- contrib/python/zstandard/py2/zstd.c	(index)
+++ contrib/python/zstandard/py2/zstd.c	(working tree)
@@ -210,11 +210,6 @@ void zstd_module_init(PyObject* m) {
 	   We detect this mismatch here and refuse to load the module if this
 	   scenario is detected.
 	*/
-	if (ZSTD_VERSION_NUMBER != 10405 || ZSTD_versionNumber() != 10405) {
-		PyErr_SetString(PyExc_ImportError, "zstd C API mismatch; Python bindings not compiled against expected zstd version");
-		return;
-	}
-
 	bufferutil_module_init(m);
 	compressionparams_module_init(m);
 	compressiondict_module_init(m);