diff --git a/R/sysdata.rda b/R/sysdata.rda
index 2064e02..f58c2da 100644
Binary files a/R/sysdata.rda and b/R/sysdata.rda differ
diff --git a/inst/examples/ess.R b/inst/examples/ess.R
index 264acba..dfe433e 100644
--- a/inst/examples/ess.R
+++ b/inst/examples/ess.R
@@ -24,15 +24,14 @@ round(sum(ab_matched))
 ess(bmix, method="morita")
 
 # Predictive consistency of elir
-if(interactive()) {
-    # takes a moment to run
-    n_forward <- 1E2
-    bmixPred <- preddist(bmix, n=n_forward)
-    pred_samp <- rmix(bmixPred, 1E3)
-    pred_ess <- sapply(pred_samp, function(r) ess(postmix(bmix, r=r, n=n_forward), "elir") )
-    ess(bmix, "elir")
-    mean(pred_ess) - n_forward
-}
+n_forward <- 1E1
+bmixPred <- preddist(bmix, n=n_forward)
+pred_samp <- rmix(bmixPred, 1E2)
+# use more samples here for greater accuracy
+# pred_samp <- rmix(bmixPred, 1E3) 
+pred_ess <- sapply(pred_samp, function(r) ess(postmix(bmix, r=r, n=n_forward), "elir") )
+ess(bmix, "elir")
+mean(pred_ess) - n_forward
 
 # Normal mixture example
 nmix <- mixnorm(rob=c(0.5, 0, 2), inf=c(0.5, 3, 4), sigma=10)
diff --git a/man/ess.Rd b/man/ess.Rd
index 717c6ee..464388a 100644
--- a/man/ess.Rd
+++ b/man/ess.Rd
@@ -120,9 +120,11 @@ round(sum(ab_matched))
 ess(bmix, method="morita")
 
 # Predictive consistency of elir
-n_forward <- 1E2
+n_forward <- 1E1
 bmixPred <- preddist(bmix, n=n_forward)
-pred_samp <- rmix(bmixPred, 1E3)
+pred_samp <- rmix(bmixPred, 1E2)
+# use more samples here for greater accuracy
+# pred_samp <- rmix(bmixPred, 1E3) 
 pred_ess <- sapply(pred_samp, function(r) ess(postmix(bmix, r=r, n=n_forward), "elir") )
 ess(bmix, "elir")
 mean(pred_ess) - n_forward
diff --git a/tools/make-ds.R b/tools/make-ds.R
index 0013846..14cd272 100644
--- a/tools/make-ds.R
+++ b/tools/make-ds.R
@@ -43,7 +43,7 @@ make_internal_ds <- function() {
     calibration_meta["MD5"]  <- vals["MD5"]
 
     pkg_create_date  <- Sys.time()
-    pkg_sha <- "3377b7c"
+    pkg_sha <- "91e8f18"
 
     if (gsub("\\$", "", pkg_sha) == "Format:%h") {
         pkg_sha <- system("git rev-parse --short HEAD", intern=TRUE)