diff --git a/nodes/expression_editor.py b/nodes/expression_editor.py
index 2cac720..3e592c2 100644
--- a/nodes/expression_editor.py
+++ b/nodes/expression_editor.py
@@ -67,7 +67,7 @@ def interpolate_dicts(from_dict, to_dict, interpolations_num, interpolation_type
         cs = CubicSpline([0, 1], np.vstack([from_values, to_values]), axis=0)
     
     for i in range(interpolations_num):
-        alpha = i / (interpolations_num - 1)
+        alpha = i / 1 if (interpolations_num - 1)==0 else (interpolations_num - 1)
         interpolated_dict = {}
         
         for key in keys: