diff --git a/requirements-dev.txt b/requirements-dev.txt
index a849138..06bbde7 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -68,6 +68,6 @@ toml==0.10.0 \
     --hash=sha256:f1db651f9657708513243e61e6cc67d101a39bad662eaa9b5546f789338e07a3 \
     --hash=sha256:235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e \
     --hash=sha256:229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c
-towncrier==19.2.0 \
-    --hash=sha256:de19da8b8cb44f18ea7ed3a3823087d2af8fcf497151bb9fd1e1b092ff56ed8d \
-    --hash=sha256:48251a1ae66d2cf7e6fa5552016386831b3e12bb3b2d08eb70374508c17a8196
+towncrier==21.3.0 \
+    --hash=sha256:6eed0bc924d72c98c000cb8a64de3bd566e5cb0d11032b73fcccf8a8f956ddfe \
+    --hash=sha256:e6ccec65418bbcb8de5c908003e130e37fe0e9d6396cb77c1338241071edc082