diff --git a/vignettes/germany_1990.Rmd b/vignettes/germany_1990.Rmd
index dba6e98..5ef039b 100644
--- a/vignettes/germany_1990.Rmd
+++ b/vignettes/germany_1990.Rmd
@@ -9,7 +9,7 @@ vignette: >
   %\VignetteEncoding{UTF-8}
 ---
 
-```{r setup, include=FALSE}
+```{r setup, include=TRUE}
 knitr::opts_chunk$set(
   collapse = TRUE,
   comment = "#>"