diff --git a/Specs/8/b/4/Astrolabe/5.1.7/Astrolabe.podspec.json b/Specs/8/b/4/Astrolabe/5.1.7/Astrolabe.podspec.json
new file mode 100644
index 0000000..b685c76
--- /dev/null
+++ b/Specs/8/b/4/Astrolabe/5.1.7/Astrolabe.podspec.json
@@ -0,0 +1,59 @@
+{
+  "name": "Astrolabe",
+  "version": "5.1.7",
+  "summary": "Cells management library",
+  "homepage": "https://github.com/netcosports/Astrolabe",
+  "license": {
+    "type": "MIT"
+  },
+  "authors": {
+    "Sergei Mikhan": "sergei@netcosports.com",
+    "Vladimir Burdukov": "vladimir.burdukov@netcosports.com"
+  },
+  "source": {
+    "git": "https://github.com/netcosports/Astrolabe.git",
+    "tag": "5.1.7"
+  },
+  "platforms": {
+    "ios": "9.0",
+    "tvos": "9.0"
+  },
+  "swift_versions": [
+    "5.0",
+    "5.1"
+  ],
+  "default_subspecs": "Core",
+  "subspecs": [
+    {
+      "name": "Core",
+      "source_files": "Sources/Core/*.swift",
+      "tvos": {
+        "exclude_files": [
+          "Sources/Core/*PagerSource.swift",
+          "Sources/Core/*PagerCollectionViewCell.swift"
+        ]
+      },
+      "dependencies": {
+        "RxSwift": [
+          "~> 5"
+        ],
+        "RxCocoa": [
+          "~> 5"
+        ]
+      }
+    },
+    {
+      "name": "Loaders",
+      "source_files": "Sources/Loaders/*.swift",
+      "dependencies": {
+        "Gnomon/Core": [
+          "~> 5"
+        ],
+        "Astrolabe/Core": [
+
+        ]
+      }
+    }
+  ],
+  "swift_version": "5.1"
+}