diff --git a/leveldb-library/1.22.5/leveldb-library.podspec.json b/leveldb-library/1.22.5/leveldb-library.podspec.json
deleted file mode 100644
index 4ba193a3..00000000
--- a/leveldb-library/1.22.5/leveldb-library.podspec.json
+++ /dev/null
@@ -1,49 +0,0 @@
-{
-  "name": "leveldb-library",
-  "version": "1.22.5",
-  "license": "New BSD",
-  "summary": "A fast key-value storage library",
-  "description": "LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.",
-  "homepage": "https://github.com/google/leveldb",
-  "authors": "The LevelDB Authors",
-  "cocoapods_version": ">= 1.12.0",
-  "platforms": {
-    "ios": "11.0",
-    "osx": "10.13",
-    "tvos": "11.0",
-    "watchos": "6.0"
-  },
-  "source": {
-    "git": "https://github.com/firebase/leveldb.git",
-    "tag": "CocoaPods-1.22.5"
-  },
-  "requires_arc": false,
-  "pod_target_xcconfig": {
-    "GCC_PREPROCESSOR_DEFINITIONS": "LEVELDB_IS_BIG_ENDIAN=0 LEVELDB_PLATFORM_POSIX HAVE_FULLFSYNC=1",
-    "HEADER_SEARCH_PATHS": "\"${PODS_TARGET_SRCROOT}\"",
-    "WARNING_CFLAGS": "-Wno-shorten-64-to-32 -Wno-comma -Wno-unreachable-code -Wno-conditional-uninitialized -Wno-deprecated-declarations",
-    "USE_HEADERMAP": "No"
-  },
-  "header_dir": "leveldb",
-  "source_files": [
-    "db/*.{cc,h}",
-    "port/*.{cc,h}",
-    "table/*.{cc,h}",
-    "util/*.{cc,h}",
-    "include/leveldb/*.h"
-  ],
-  "public_header_files": [
-    "include/leveldb/*.h"
-  ],
-  "exclude_files": [
-    "**/*_test.cc",
-    "**/*_bench.cc",
-    "db/leveldbutil.cc",
-    "util/env_windows.cc",
-    "util/testutil.cc"
-  ],
-  "resource_bundles": {
-    "leveldb_Privacy": "Resources/PrivacyInfo.xcprivacy"
-  },
-  "libraries": "c++"
-}