diff --git a/pyproject.toml b/pyproject.toml
index 0a5bc162773..bfd7e68d1f7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,8 +5,9 @@ requires = [
     "cymem>=2.0.2,<2.1.0",
     "preshed>=3.0.2,<3.1.0",
     "murmurhash>=0.28.0,<1.1.0",
-    "thinc>=9.0.0.dev4,<9.1.0",
-    "numpy>=1.15.0",
+    "thinc>=8.2.2,<8.3.0",
+    "numpy>=1.15.0; python_version < '3.9'",
+    "numpy>=1.25.0; python_version >= '3.9'",
 ]
 build-backend = "setuptools.build_meta"
 
diff --git a/requirements.txt b/requirements.txt
index 0c852a0d01c..94a9d17c0c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ spacy-legacy>=4.0.0.dev1,<4.1.0
 spacy-loggers>=1.0.0,<2.0.0
 cymem>=2.0.2,<2.1.0
 preshed>=3.0.2,<3.1.0
-thinc>=9.0.0.dev4,<9.1.0
+thinc>=8.2.2,<8.3.0
 ml_datasets>=0.2.0,<0.3.0
 murmurhash>=0.28.0,<1.1.0
 wasabi>=0.9.1,<1.2.0