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diff --git a/README.md b/README.md
index cc2f2ef..6c15ffe 100644
--- a/README.md
+++ b/README.md
@@ -71,14 +71,16 @@ Reasons you might want to avoid bup
    more likely to eat your data.  It's also missing some
    probably-critical features, though fewer than it used to be.
    
- - It requires python >= 2.6, a C compiler, and an installed git
-   version >= 1.5.6.  It also requires par2 if you want fsck to be
-   able to generate the information needed to recover from some types
-   of corruption.
+ - It requires python 3.7 or newer (or 2.7 for a bit longer), a C
+   compiler, and an installed git version >= 1.5.6.  It also requires
+   par2 if you want fsck to be able to generate the information needed
+   to recover from some types of corruption.  While python 2.7 is
+   still supported, please make plans to upgrade.  Python 2 upstream
+   support ended on 2020-01-01, and we plan to drop support soon too.
  
  - It currently only works on Linux, FreeBSD, NetBSD, OS X >= 10.4,
-   Solaris, or Windows (with Cygwin, and maybe with WSL).  Patches to
-   support other platforms are welcome.
+   Solaris, or Windows (with Cygwin, and WSL).  Patches to support
+   other platforms are welcome.
 
  - Until resolved, a [glibc bug](https://sourceware.org/bugzilla/show_bug.cgi?id=26034)
    might cause bup to crash on startup for some (unusual) command line
@@ -86,7 +88,6 @@ Reasons you might want to avoid bup
 
  - Any items in "Things that are stupid" below.
 
-
 Notable changes introduced by a release
 =======================================
 
@@ -128,7 +129,7 @@ From source
    bup, please check out the latest stable release like this:
 
     ```sh
-    git checkout 0.29.1
+    git checkout 0.31
     ```
 
    You can see the latest stable release here:
@@ -144,14 +145,29 @@ From source
     apt-get build-dep bup
     ```
 
-   Otherwise try this (substitute python2.6-dev if you have an older
-   system):
+   Otherwise try this:
+
+    ```sh
+    apt-get install python3.7-dev python3-fuse
+    apt-get install python3-pyxattr python3-pytest
+    apt-get install python3-distutils
+    apt-get install pkg-config linux-libc-dev libacl1-dev
+    apt-get install gcc make acl attr rsync
+    apt-get isntall python3-pytest-xdist # optional (parallel tests)
+    apt-get install par2 # optional (error correction)
+    apt-get install libreadline-dev # optional (bup ftp)
+    apt-get install python3-tornado # optional (bup web)
+
+    ```
+   Or, if you can't yet migrate to Python 3 (please try to soon):
 
     ```sh
     apt-get install python2.7-dev python-fuse
-    apt-get install python-pyxattr
+    apt-get install python-pyxattr python-pytest
     apt-get install pkg-config linux-libc-dev libacl1-dev
-    apt-get install acl attr
+    apt-get install gcc make acl attr rsync
+    apt-get isntall python-pytest-xdist # optional (parallel tests)
+    apt-get install par2 # optional (error correction)
     apt-get install libreadline-dev # optional (bup ftp)
     apt-get install python-tornado # optional (bup web)
     ```
@@ -161,7 +177,7 @@ From source
 
     ```sh
     yum groupinstall "Development Tools"
-    yum install python python-devel libacl-devel
+    yum install python2 python2-devel libacl-devel pylibacl
     yum install fuse-python pyxattr
     yum install perl-Time-HiRes
     yum install readline-devel # optional (bup ftp)
@@ -198,6 +214,14 @@ From source
     make check
     ```
  	
+    If you have the Python xdist module installed, then you can
+    probably run the tests faster by adding the make -j option (see <a
+    href="HACKING">./HACKING</a> for additional information):
+
+    ```sh
+    make -j check
+    ```
+
     The tests should pass.  If they don't pass for you, stop here and
     send an email to bup-list@googlegroups.com.  Though if there are
     symbolic links along the current working directory path, the tests
@@ -242,6 +266,8 @@ Binary packages of bup are known to be built for the following OSes:
     https://www.archlinux.org/packages/?sort=&q=bup
  - Fedora:
     https://apps.fedoraproject.org/packages/bup
+ - macOS (Homebrew):
+    https://formulae.brew.sh/formula/bup
 
 
 Using bup