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## Requirements
-You'll need a Java SDK (6 or newer), Apache Ant (version 1.9.0 or above), and curl (for `./pull-binary-libs.sh`).
+You'll need a Java SDK (8 or newer), Apache Ant (version 1.9.3 or above), and curl (for `./pull-binary-libs.sh`).
## Git Hygiene
@@ -193,7 +193,7 @@ We typically alias `build/quick/bin/scalac -d sandbox` to `qsc` and `build/quick
Note: on most machines this requires more heap than is allocated by default. You can adjust the parameters with `ANT_OPTS`. Example command line:
```sh
-ANT_OPTS="-Xms512M -Xmx2048M -Xss1M -XX:MaxPermSize=128M" ant docs
+ANT_OPTS="-Xms512M -Xmx2048M -Xss1M" ant docs
```
### Bootstrapping concepts