diff --git a/requirements/build.txt b/requirements/build.txt
index ae1b185c6..9941a250d 100644
--- a/requirements/build.txt
+++ b/requirements/build.txt
@@ -576,9 +576,9 @@ typing-extensions==3.7.4.3 \
     --hash=sha256:dafc7639cde7f1b6e1acc0f457842a83e722ccca8eef5270af2d74792619a89f
     # via
     #   aiohttp
-urllib3==1.26.3 \
-    --hash=sha256:1b465e494e3e0d8939b50680403e3aedaa2bc434b7d5af64dfd3c958d7f5ae80 \
-    --hash=sha256:de3eedaad74a2683334e282005cd8d7f22f4d55fa690a2a1020a416cb0a47e73
+urllib3==1.26.4 \
+    --hash=sha256:2f4da4594db7e1e110a944bb1b551fdf4e6c136ad42e4234131391e21eb5b0df \
+    --hash=sha256:e7b021f7241115872f92f43c6508082facffbd1c048e3c6e2bb9c2a157e28937
     # via requests
 yamllint==1.26.0 \
     --hash=sha256:8a5f8e442f49309eaf3e9d7232ce76f2fc8026f5c0c0b164b83f33fed1399637 \