diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 866be4e..2956c63 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -33,7 +33,7 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/psf/black
-    rev: 20.8b1
+    rev: 22.3.0
     hooks:
       - id: black
 
diff --git a/src/trajectory_generator.cpp b/src/trajectory_generator.cpp
index 55ea48d..1057dc7 100644
--- a/src/trajectory_generator.cpp
+++ b/src/trajectory_generator.cpp
@@ -47,7 +47,7 @@ TrajectoryGenerator::TrajectoryGenerator(uint num_dof, double timestep, double d
 {
   // Upsample if num. waypoints would be short. Helps with accuracy
   upsample();
-  size_t max_num_waypoints = static_cast<size_t>(std::ceil( max_duration / upsampled_timestep_ ));
+  size_t max_num_waypoints = static_cast<size_t>(std::ceil(max_duration / upsampled_timestep_));
 
   // Initialize a trajectory generator for each joint
   for (size_t joint = 0; joint < kNumDof; ++joint)