diff --git a/install.sh b/install.sh
index 7389a6f993a0..bc390a3c45ba 100755
--- a/install.sh
+++ b/install.sh
@@ -154,9 +154,9 @@ else
 fi
 
 if [ "$pip_mirror" != "" ]; then
-    PIP_INSTALL="pip install --use-feature=2020-resolver -v -i $pip_mirror"
+    PIP_INSTALL="pip install -v -i $pip_mirror"
 else
-    PIP_INSTALL="pip install --use-feature=2020-resolver -v"
+    PIP_INSTALL="pip install -v"
 fi
 
 if [ ! -f $hostfile ]; then