diff --git a/main.tex b/main.tex
index 3aa93d5bf23ba7336f1cf213cf21abc1e5e82517..229303ac5f091f14e934a338256902a48279a050 100644
--- a/main.tex
+++ b/main.tex
@@ -798,7 +798,7 @@ The following lemma considers two vertices $v,w$ that are never ``crossed'' so t
 		\begin{align*}
 		P\in\mathcal{P} := \NZ{\overline{\partial}P} \cap \Z{P}.
 		\end{align*}
-		For $\mathcaP{I}'\subseteq 2^{2^V}$ a set of patches we denote by $\mathcal{P}'\in \mathcal{P}$ the event that $\mathcal{P}'$ is a subset of the patches, i.e.,
+		For $\mathcal{I}'\subseteq 2^{2^V}$ a set of patches we denote by $\mathcal{P}'\in \mathcal{P}$ the event that $\mathcal{P}'$ is a subset of the patches, i.e.,
 		\begin{align*}
 			\mathcal{P}'\in \mathcal{P} := \bigcup_{P\in \mathcal{P}'}\NZ{\overline{\partial}P} \cap \Z{P}.
 		\end{align*}
