diff --git a/preprocess.R b/preprocess.R
index bc66709..9ba208c 100644
--- a/preprocess.R
+++ b/preprocess.R
@@ -5,7 +5,7 @@ read_tsv("episodes.tsv") -> episodes
 read_tsv("ratings.tsv") -> ratings
 
 basics %>%
-  filter(titleType == "tvSeries") %>%
+  filter(titleType %in% c("tvSeries", "tvMiniSeries")) %>%
   select(-titleType) ->
 tvseries