diff --git a/scripts/acoustics.py b/scripts/acoustics.py
index e793bb1176c82b0e8734c341e74875a980018a97..b3b4ab5cec189773f9acd7aa7a91adb3bb6c837d 100644
--- a/scripts/acoustics.py
+++ b/scripts/acoustics.py
@@ -234,7 +234,7 @@ while check:
     
     matplotlib.pyplot.xticks(np.arange(1, 6, step = 1))
     matplotlib.pyplot.yticks(np.arange(0, 19, step = 1))
-    matplotlib.pyplot.grid(color='k', linestyle='-', linewidth = 0.2)
+    matplotlib.pyplot.grid(color = 'k', linestyle = '-', linewidth = 0.2)
     ax.set_xlabel('DUs', fontsize = 18)
     ax.set_ylabel('Floors', fontsize = 18)
     ts = now + 3600