diff --git a/requirements_dev.txt b/requirements_dev.txt
index 3fc3ee1..5a96801 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 citiespy==0.5.1
-maturin==1.3.1
+maturin==1.4.0
 pytest
 pytest-benchmark
 pytest-cov