diff --git a/requirements-dev.in b/requirements-dev.in
index 8012b906..adf31e9c 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -1,2 +1,2 @@
 pdoc3==0.7.4
-pip-tools==4.4.1
+pip-tools==4.5.0
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 736ca502..dcf2ee40 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -52,9 +52,9 @@ markupsafe==1.1.1 \
     # via mako
 pdoc3==0.7.4 \
     --hash=sha256:1a9393d6b1e8c2976c0e1a8d0b897ba5e5ea9515058470422cf57ee54293ab05
-pip-tools==4.4.1 \
-    --hash=sha256:2a5e67f539a67658614e2b2c6f484db05183a29e472f99ecbb2668838006ece2 \
-    --hash=sha256:3d0c21b5e0b54ab15cf4a47065b9fa7567e8fc83246ebd732e954c65a6310a59
+pip-tools==4.5.0 \
+    --hash=sha256:144fbd764e88f761246f832370721dccabfefbbc4ce3aa8468f6802ac6519217 \
+    --hash=sha256:61455cfdaa183930eefd8259f393812d94005fb9f8249edb640ed1b66f678116
 six==1.14.0 \
     --hash=sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a \
     --hash=sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c \