diff --git a/src/oxenmq.cpp b/src/oxenmq.cpp
index fe4ef39..223abdf 100644
--- a/src/oxenmq.cpp
+++ b/src/oxenmq.cpp
@@ -6,7 +6,6 @@
 #include <pybind11/attr.h>
 #include <pybind11/chrono.h>
 #include <pybind11/functional.h>
-#include <pybind11/gil.h>
 #include <pybind11/operators.h>
 #include <pybind11/pybind11.h>
 #include <pybind11/pytypes.h>