diff --git a/index/js/json/json-5.0.2.toml b/index/js/json/json-5.0.2.toml
index ccc3c0b1..171eac86 100644
--- a/index/js/json/json-5.0.2.toml
+++ b/index/js/json/json-5.0.2.toml
@@ -13,6 +13,9 @@ authors = ["onox"]
 maintainers = ["onox <denkpadje@gmail.com>"]
 maintainers-logins = ["onox"]
 
+[[depends-on]]
+gnat = "<=13"
+
 [configuration]
 disabled = true
 
diff --git a/index/js/json/json-5.0.3.toml b/index/js/json/json-5.0.3.toml
index 162ebd37..a0565f6c 100644
--- a/index/js/json/json-5.0.3.toml
+++ b/index/js/json/json-5.0.3.toml
@@ -13,6 +13,9 @@ authors = ["onox"]
 maintainers = ["onox <denkpadje@gmail.com>"]
 maintainers-logins = ["onox"]
 
+[[depends-on]]
+gnat = "<=13"
+
 [build-switches]
 validation.compile_checks = "warnings"
 "*".style_checks = ["-gnatygAO-Is"]
diff --git a/index/js/json/json-6.0.0.toml b/index/js/json/json-6.0.0.toml
new file mode 100644
index 00000000..cc69befb
--- /dev/null
+++ b/index/js/json/json-6.0.0.toml
@@ -0,0 +1,21 @@
+name = "json"
+description = "An Ada 2012 library for parsing JSON"
+version = "6.0.0"
+website = "https://github.com/onox/json-ada"
+licenses = "Apache-2.0"
+tags = ["json"]
+
+project-files = ["json.gpr"]
+
+authors = ["onox"]
+maintainers = ["onox <denkpadje@gmail.com>"]
+maintainers-logins = ["onox"]
+
+[build-switches]
+validation.compile_checks = "warnings"
+"*".style_checks = ["-gnatygAOM120-Is"]
+
+[origin]
+commit = "511489d4cf3bba05ca1376b36664ebe619004221"
+url = "git+https://github.com/onox/json-ada.git"
+subdir = "json"