diff --git a/README.md b/README.md
index 96e0e94552..fab84754e5 100644
--- a/README.md
+++ b/README.md
@@ -12,15 +12,12 @@ apt install build-essential libtool libreadline-dev zlib1g-dev flex bison libsec
 libssl-dev clang
 ```
 
-[Rust] 1.48 or later is also required.
+[Rust] 1.52 or later is also required.
 
 To run the `psql` client, install the `postgresql-client` package or modify `PATH` and `LD_LIBRARY_PATH` to include `tmp_install/bin` and `tmp_install/lib`, respectively.
 
 To run the integration tests (not required to use the code), install
-Python (3.6 or higher), and install python3 packages with `pip` (called `pip3` on some systems):
-```
-pip install pytest psycopg2
-```
+Python (3.6 or higher), and install python3 packages with `pipenv` using `pipenv install` in the project directory.
 
 2. Build zenith and patched postgres
 ```sh