diff --git a/NEWS.md b/NEWS.md
index 9249961..682224e 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,6 @@
 # POMADE 0.1.0.9999
 
-* Updated version of power calculation of the CE-RVE model in accordance with corrigendum
+* Corrected formula for expectation of tau-squared estimator in the CE-RVE model, in accordance with corrigendum.
 
 # POMADE 0.1.0
 
diff --git a/R/power_MADE.R b/R/power_MADE.R
index bdc9e84..cc3632e 100644
--- a/R/power_MADE.R
+++ b/R/power_MADE.R
@@ -469,7 +469,7 @@ power_MADE_single <-
       a <- sum(1/sigma2j)
 
       # Equation 17 in Vembye, Pustejovsky, & Pigott (2023, corrigendum)
-      tau2_e <- tau^2 + omega^2 * (1 - 1/a^2 * sum(1 / (kj * sigma2j^2))) / (1 - 1/a^2 * sum(1 / sigma2j^2))
+      tau2_e <- tau^2 + omega^2 * (1 - sum(1 / (kj * sigma2j^2)) / a^2) / (1 - sum(1 / sigma2j^2) / a^2)
 
       # _dd = dotdot
       wj_dd <- 1 / (sigma2j + tau2_e)