diff --git a/setup.cfg b/setup.cfg
index e6f8c2b50..4e6a109f8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -41,7 +41,7 @@ setup_requires =
     cymem>=2.0.2,<2.1.0
     preshed>=3.0.2,<3.1.0
     murmurhash>=0.28.0,<1.1.0
-    thinc>=8.3.0,<8.4.0
+    thinc>=8.3.3,<8.4.0
 install_requires =
     # Our libraries
     spacy-legacy>=3.0.11,<3.1.0