diff --git a/studies/ControlSurfaceEffectiveness/assets/do-not-use-this-plot.png b/studies/ControlSurfaceEffectiveness/assets/do-not-use-this-plot.png
deleted file mode 100644
index b52467846..000000000
Binary files a/studies/ControlSurfaceEffectiveness/assets/do-not-use-this-plot.png and /dev/null differ
diff --git a/studies/ControlSurfaceEffectiveness/fit.py b/studies/ControlSurfaceEffectiveness/fit.py
index d5e6362a5..a400aaade 100644
--- a/studies/ControlSurfaceEffectiveness/fit.py
+++ b/studies/ControlSurfaceEffectiveness/fit.py
@@ -1,4 +1,4 @@
-from pysr import PySRRegressor
+# from pysr import PySRRegressor
 from read_data import a, d, hf, lr, eff
 import aerosandbox as asb
 import aerosandbox.numpy as np
@@ -47,5 +47,5 @@ def model(x, p):
     p.show_plot(
         "Control Surface Effectiveness",
         "Control Surface Chord Fraction ($c_{cs} / c_{wing}$)",
-        "Effectiveness ($\\frac{d\\delta}{d\\alpha}$ at constant $C_L$)"
+        "Effectiveness\n($\\frac{d\\alpha}{d\\delta}$ at constant $C_L$)"
     )