diff --git a/python/manylinux1/scripts/requirements.txt b/python/manylinux1/scripts/requirements.txt
index 38a32dfe390..05d5452949a 100644
--- a/python/manylinux1/scripts/requirements.txt
+++ b/python/manylinux1/scripts/requirements.txt
@@ -23,9 +23,9 @@
 
 # pip requirements for all cpythons
 # NOTE: pip has GPG signatures; could download and verify independently.
-pip==19.0.3 \
-    --hash=sha256:6e6f197a1abfb45118dbb878b5c859a0edbdd33fd250100bc015b67fded4b9f2 \
-    --hash=sha256:bd812612bbd8ba84159d9ddc0266b7fbce712fc9bc98c82dee5750546ec8ec64
+pip==21.1 \
+    --hash=sha256:a810bf07c3723a28621c29abe8e34429fa082c337f89aea9a795865416b66d3e \
+    --hash=sha256:ea9f2668484893e90149fd5a6124e04651ffedd67203a8aaf030d31406b937a4
 wheel==0.31.1 \
     --hash=sha256:80044e51ec5bbf6c894ba0bc48d26a8c20a9ba629f4ca19ea26ecfcf87685f5f \
     --hash=sha256:0a2e54558a0628f2145d2fc822137e322412115173e8a2ddbe1c9024338ae83c