diff --git a/README b/README
index aca0fea..906e526 100644
--- a/README
+++ b/README
@@ -5,7 +5,7 @@ Key features:
 1. Integration with GLib event loop
 2. Detection of 32 vs 64 bit kernel at runtime
 3. Asynchronous transactions that don't block the event thread
-4. Stable service manager and low-level transation APIs
+4. Stable service manager and low-level transaction APIs
 
 Android keeps changing both low-level RPC and service manager
 protocols from version to version. To counter that, libgbinder
@@ -22,8 +22,8 @@ directory is scanned for .conf files, the file list is sorted, files are
 loaded one by one, overwriting the entries loaded from /etc/gbinder.conf
 or from the previously processed file.
 
-Known protocol and service manager variants are aidl, aidl2 and hidl.
-This list is expected to expand further in the future. The default
+Known protocol and service manager variants are aidl, aidl2, aidl3 and
+hidl. This list is expected to expand further in the future. The default
 configuration is as follows:
 
   [Protocol]
@@ -36,9 +36,11 @@ configuration is as follows:
   /dev/binder = aidl
   /dev/hwbinder = hidl
 
-Alternatively, one can specify the desired Android API level:
+Alternatively and preferably, one can specify the desired Android API
+level:
 
   [General]
   ApiLevel = 29
 
-and let libgbinder pick the appropriate preset.
+and let libgbinder pick the appropriate preset. Full list of presets can
+be found in src/gbinder_config.c