diff --git a/src/crested/pl/bar/_region.py b/src/crested/pl/bar/_region.py
index 1ed73948..1c5ca30e 100644
--- a/src/crested/pl/bar/_region.py
+++ b/src/crested/pl/bar/_region.py
@@ -183,9 +183,10 @@ def _check_input_params():
 def prediction(
     prediction: np.array,
     classes: list,
-    ylabel="Prediction",
-    xlabel="Cell types",
-    title="Prediction plot",
+    ylabel: str = "Prediction",
+    xlabel: str = "Cell types",
+    title: str = "Prediction plot",
+    ylim: tuple(float, float) | None = None,
     **kwargs,
 ) -> plt.Figure:
     """
@@ -203,6 +204,8 @@ def prediction(
         Label for the x-axis. Default is 'cell types'.
     title
         Title of the plot. Default is 'Prediction plot'.
+    ylim
+        Manually set the y-axis limits.
     kwargs
         Additional keyword arguments to pass to `render_plot`.
 
@@ -230,6 +233,9 @@ def prediction(
     ax.set_title(title)
     ax.grid(True)
 
+    if ylim:
+        ax.set_ylim(ylim)
+
     # Set the x-ticks to match the number of classes
     ax.set_xticks(range(len(classes)))
     ax.set_xticklabels(classes, rotation=45, ha="center")