diff --git a/README.md b/README.md
index 4b97ca2..b89b9ba 100644
--- a/README.md
+++ b/README.md
@@ -170,7 +170,10 @@ Using default `accuracy` adds support for the following features, depending on `
 
 *Default: `false`.*
 
-Disables advanced emulation that relies on returning a `RegExp` subclass, resulting in certain patterns not being emulatable.
+Disables advanced emulation that relies on returning a `RegExp` subclass. In cases when a subclass would otherwise have been used, this results in one of the following:
+
+- An error is thrown for certain patterns that are not emulatable without a subclass.
+- When the regex can still be emulated accurately, *subpattern* match details (accessed via properties of match objects returned when using the regex) might differ from Oniguruma.
 
 ### `flags`
 
diff --git a/package.json b/package.json
index 4913c50..2c6b722 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "oniguruma-to-es",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "description": "Convert Oniguruma patterns to native JavaScript RegExp",
   "author": "Steven Levithan",
   "license": "MIT",
diff --git a/scripts/utils.js b/scripts/utils.js
index 65484c3..c153c5e 100644
--- a/scripts/utils.js
+++ b/scripts/utils.js
@@ -116,6 +116,7 @@ async function onigurumaExec(pattern, str, pos = 0) {
     return null;
   }
 
+  // Uncomment to see subpattern match details
   // for (const obj of match.captureIndices) {
   //   obj.match = str.slice(obj.start, obj.end);
   // }