diff --git a/pyproject.toml b/pyproject.toml
index 6eb1e2272..c3f2df38b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -65,7 +65,7 @@ nonunit-tests = [
 
 CI_version_pins = [
   "PyPartMC==2.1.0",
-  "numba==0.60.0",
+  "numba==0.66.0",
   "numpy==2.0.2",
   "scipy==1.15.3",
   "ThrustRTC==0.3.20",