diff --git a/docs/requirements.txt b/docs/requirements.txt
index 7fe0b4a..c3cd62e 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,2 +1,2 @@
-gevent==1.4.0
+gevent==23.9.1
 pika
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 437c2a2..5f28e52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 nose
 nose-cov
 pycodestyle
-gevent==1.4.0
+gevent==23.9.1
 pika
diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644
index 922e7ed..8a8917c
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
     license='GNU',
     description='The minimalistic Python Actor middleware',
     long_description=open('README.rst').read(),
-    install_requires=['gevent==1.4.0'],
+    install_requires=['gevent==23.9.1'],
     # gevent 1.4.0 does not work with python 3.8
     classifiers=[
         'Development Status :: 5 - Production/Stable',