diff --git a/minijinja-contrib/src/lib.rs b/minijinja-contrib/src/lib.rs
index 2f9c6b9c..c5f40636 100644
--- a/minijinja-contrib/src/lib.rs
+++ b/minijinja-contrib/src/lib.rs
@@ -35,6 +35,7 @@ pub fn add_to_environment(env: &mut Environment) {
     env.add_filter("pluralize", filters::pluralize);
     env.add_filter("filesizeformat", filters::filesizeformat);
     env.add_filter("truncate", filters::truncate);
+    env.add_filter("wordcount", filters::wordcount);
     #[cfg(feature = "datetime")]
     {
         env.add_filter("datetimeformat", filters::datetimeformat);