diff --git a/docs/v0.0.1/README.md b/docs/v0.0.1/README.md
index e4ec6d8..c54e5ee 100644
--- a/docs/v0.0.1/README.md
+++ b/docs/v0.0.1/README.md
@@ -1,17 +1,20 @@
+<!-- THIS FILE IS AUTOGENERATED BY ./scripts/update_docs_index.sh -->
+
 # teeworlds_network
 
 Version v0.0.1
 
 ## Classes
 
-### [ChatMessage](classes/ChatMessage.md)
 
-### [Snapshot](classes/Snapshot.md)
+### [ChatMessage](classes/ChatMessage.md)
 
 ### [Context](classes/Context.md)
 
 ### [Player](classes/Player.md)
 
+### [Snapshot](classes/Snapshot.md)
+
 ### [TeeworldsClient](classes/TeeworldsClient.md)
 
 [#on_disconnect(&block)](classes/TeeworldsClient.md#on_disconnect)
diff --git a/scripts/update_docs_index.sh b/scripts/update_docs_index.sh
index 59c7b5c..a126403 100755
--- a/scripts/update_docs_index.sh
+++ b/scripts/update_docs_index.sh
@@ -9,6 +9,14 @@ fi
 
 tmpdir=scripts/tmp
 mkdir -p scripts/tmp
+tmpfile="$tmpdir/README.md"
+
+version="$(grep TEEWORLDS_NETWORK_VERSION lib/version.rb | cut -d"'" -f2)"
+if [ "$version" == "" ]
+then
+	echo "Error: failed to get library version"
+	exit 1
+fi
 
 arg_generate_docs=0
 
@@ -23,42 +31,48 @@ do
 	fi
 done
 
-function print_hooks() {
-	local version="$1"
+function print_instance_methods() {
+	local class="$1"
 	local hook
 	local hook_slug
 	while read -r hook
 	do
 		hook_slug="${hook%%(*}"
 		echo ""
-		echo "[#$hook](classes/TeeworldsClient.md#$hook_slug)"
-	done < <(grep '###' "docs/$version/classes/TeeworldsClient.md" | cut -d'#' -f5)
+		echo "[#$hook](classes/$class.md#$hook_slug)"
+	done < <(grep '### <a name="' "docs/$version/classes/$class.md" | cut -d'#' -f5)
 }
 
-function gen_doc_index() {
-	local version="$1"
+function list_classes() {
+	local class_path
+	local class_name
+	for class_path in ./docs/"$version"/classes/*.md
+	do
+		class_name="$(basename "$class_path" .md)"
+		class_path="$(echo "$class_path" | cut -d'/' -f4-)"
+		{
+			echo ""
+			echo "### [$class_name]($class_path)"
+			print_instance_methods "$class_name"
+		} >> "$tmpfile"
+	done
+}
+
+function check_diff_or_fix() {
 	local index_file="docs/$version/README.md"
 	if [ ! -f "$index_file" ]
 	then
 		echo "Error: missing index file $index_file"
 		exit 1
 	fi
-	local tmpfile="$tmpdir/README.md"
-	{
-		awk '1;/TeeworldsClient/{exit}' "$index_file"
-		print_hooks "$version"
-	} > "$tmpfile"
 	if [ "$arg_generate_docs" == "1" ]
 	then
 		mv "$tmpfile" "$index_file"
 		return
 	fi
 	local diff
-	if ! diff="$(diff "$tmpfile" "$index_file")"
-	then
-		echo "Error: failed to check diff"
-		exit 1
-	fi
+	echo "$tmpfile" "$index_file"
+	diff="$(diff "$tmpfile" "$index_file")"
 	if [ "$diff" != "" ]
 	then
 		echo "Error: documentation index is not up to date"
@@ -70,14 +84,19 @@ function gen_doc_index() {
 }
 
 function main() {
-	local version
-	version="$(grep TEEWORLDS_NETWORK_VERSION lib/version.rb | cut -d"'" -f2)"
-	if [ "$version" == "" ]
-	then
-		echo "Error: failed to get library version"
-		exit 1
-	fi
-	gen_doc_index "$version"
+	cat <<- EOF > "$tmpfile"
+	<!-- THIS FILE IS AUTOGENERATED BY ./scripts/update_docs_index.sh -->
+
+	# teeworlds_network
+
+	Version $version
+
+	## Classes
+
+	EOF
+	list_classes
+	check_diff_or_fix
 }
 
 main
+