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diff --git a/README.md b/README.md
index 60952a545b..bdb7fcbc28 100644
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+++ b/README.md
@@ -64,7 +64,7 @@ scala/
## Requirements
-You'll need a Java SDK (6 or newer), Apache Ant (version 1.8.0 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
@@ -180,7 +180,7 @@ We typically alias `build/quick/bin/scalac -d sandbox` to `qsc` and `build/quick
Note: on most machines this requires more heap than is allocate by default. You can adjust the parameters with ANT_OPTS. Example command line:
```
-ANT_OPTS = "-Xms512M -Xmx2048M -Xss1M -XX:MaxPermSize=128M" ant docs
+ANT_OPTS = "-Xms512M -Xmx2048M -Xss1M" ant docs
```
- `ant dist` builds a distribution in 'dists/latest'.