diff --git a/requirements.txt b/requirements.txt
index f0f51af..9ecffeb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,5 @@ ase
 mpds_client
 shapely[vectorized]
 scipy
-pillow >= 10.2.0
+fonttools >= 4.43.0
+pillow >= 10.2.0
\ No newline at end of file