diff --git a/specparam/objs/time.py b/specparam/objs/time.py
index dddb3583..5d7da71a 100644
--- a/specparam/objs/time.py
+++ b/specparam/objs/time.py
@@ -33,6 +33,7 @@ def decorated(*args, **kwargs):
 
     return decorated
 
+
 @replace_docstring_sections([docs_get_section(SpectralModel.__doc__, 'Parameters'),
                              docs_get_section(SpectralModel.__doc__, 'Notes')])
 class SpectralTimeModel(SpectralGroupModel):
diff --git a/specparam/plts/event.py b/specparam/plts/event.py
index 8d650851..756ed948 100644
--- a/specparam/plts/event.py
+++ b/specparam/plts/event.py
@@ -54,7 +54,7 @@ def plot_event_model(event_model, **plot_kwargs):
                                figsize=plot_kwargs.pop('figsize', [10, 4 + 4 * n_bands]))
     axes = cycle(axes)
 
-    xlim = [0, event_model.n_time_windows]
+    xlim = [0, event_model.n_time_windows - 1]
 
     # 01: aperiodic params
     alabels = ['offset', 'knee', 'exponent'] if has_knee else ['offset', 'exponent']
diff --git a/specparam/plts/time.py b/specparam/plts/time.py
index 84523d45..a3b9b8ac 100644
--- a/specparam/plts/time.py
+++ b/specparam/plts/time.py
@@ -52,7 +52,7 @@ def plot_time_model(time_model, **plot_kwargs):
                                figsize=plot_kwargs.pop('figsize', [10, 4 + 2 * n_bands]))
     axes = cycle(axes)
 
-    xlim = [0, time_model.n_time_windows]
+    xlim = [0, time_model.n_time_windows - 1]
 
     # 01: aperiodic parameters
     ap_params = [time_model.time_results['offset'],