diff --git a/mobius.tikz b/mobius.tikz
@@ -1,6 +1,6 @@
% This picture represents the Mobius strip
% Copyright Pablo (C) 2021
-\begin{tikzpicture}[y=.2pt, x=.2pt]
+\begin{tikzpicture}[y=.4pt, x=.4pt]
\draw (0.3750,94.8557) .. controls (0.3750,118.2940) and (18.2610,128.9391)
.. (18.2610,128.9391)
.. controls (18.2610,128.9391) and (100.4215,189.9374)
diff --git a/topology-mug-donut.tikz b/topology-mug-donut.tikz
@@ -1,6 +1,6 @@
% This picture represents a mug continuously morphing into a donut
% Copyright Pablo (C) 2021
-\begin{tikzpicture}[y=0.80pt, x=0.80pt, yscale=-1]
+\begin{tikzpicture}[y=0.70pt, x=0.70pt, yscale=-1]
\draw[cm={{0.1, 0.0, 0.0, -0.1, (0.0, 80.0)}}, line cap=round]
(4.0234, 726.0938)
.. controls (0.8203, 650.0781) and (29.3750, 515.7031)