diff --git a/stacks-sheaves.tex b/stacks-sheaves.tex
index f0d0ccd95..90da84972 100644
--- a/stacks-sheaves.tex
+++ b/stacks-sheaves.tex
@@ -2734,8 +2734,8 @@ \section{The {\v C}ech complex}
 $$
 (u_0, \ldots, u_n, x, \alpha_0, \ldots, \alpha_n)
 \longmapsto
-(u_{\varphi(0)}, \ldots, u_{\varphi(n)}, x,
-\alpha_{\varphi(0)}, \ldots, \alpha_{\varphi(n)})
+(u_{\varphi(0)}, \ldots, u_{\varphi(m)}, x,
+\alpha_{\varphi(0)}, \ldots, \alpha_{\varphi(m)})
 $$
 on objects. All of these $1$-morphisms compose correctly on the nose
 (no $2$-morphisms required) and all of these $1$-morphisms are $1$-morphisms