diff --git a/README.md b/README.md
index 7510620..8d9d49c 100644
--- a/README.md
+++ b/README.md
@@ -21,3 +21,5 @@ This command will keep only ios version with arm64 slice and ios simulator versi
 |  tvos            |  arm64                     |
 |  tvossimulator   |  arm64, x86\_64            |
 |  macos           |  arm64, i386, x86\_64      |
+|  watchos         |  arm64, arm64\_32, armv7k  |
+|  watchossimulator|  arm64, i386, x86\_64      |
diff --git a/Sources/CLI/PlatformOptions+ExpressibleByArgument.swift b/Sources/CLI/PlatformOptions+ExpressibleByArgument.swift
index 4d8acd2..8ab0a02 100644
--- a/Sources/CLI/PlatformOptions+ExpressibleByArgument.swift
+++ b/Sources/CLI/PlatformOptions+ExpressibleByArgument.swift
@@ -14,6 +14,8 @@ extension PlatformOptions: ExpressibleByArgument {
         case "tvos": platform = .tvOS
         case "tvossimulator": platform = .tvOSSimulator
         case "macos": platform = .macOS
+        case "watchos": platform = .watchOS
+        case "watchossimulator": platform = .watchOSSimulator
         default: return nil
         }
 
diff --git a/Sources/XCTrimCore/Types/Architecture.swift b/Sources/XCTrimCore/Types/Architecture.swift
index 8ccc8a9..778e5cb 100644
--- a/Sources/XCTrimCore/Types/Architecture.swift
+++ b/Sources/XCTrimCore/Types/Architecture.swift
@@ -3,6 +3,8 @@ public enum Architecture: String, Codable {
     case i386
     case armv7
     case x86_64
+    case arm64_32
+    case armv7k
 }
 
 public extension Architecture {
@@ -20,6 +22,10 @@ public extension Architecture {
             return 2
         case .x86_64:
             return 3
+        case .arm64_32:
+            return 4
+        case .armv7k:
+            return 5
         }
     }
 }
diff --git a/Sources/XCTrimCore/Types/Library.swift b/Sources/XCTrimCore/Types/Library.swift
index 7b22a25..3cfa7ac 100644
--- a/Sources/XCTrimCore/Types/Library.swift
+++ b/Sources/XCTrimCore/Types/Library.swift
@@ -42,6 +42,10 @@ public extension Library {
             return .tvOS
         case ("macos", nil):
             return .macOS
+        case ("watchos", nil):
+            return .watchOS
+        case ("watchos", "simulator"):
+            return .watchOSSimulator
         default:
             return nil
         }
diff --git a/Sources/XCTrimCore/Types/Platform.swift b/Sources/XCTrimCore/Types/Platform.swift
index 4196431..58d2c3f 100644
--- a/Sources/XCTrimCore/Types/Platform.swift
+++ b/Sources/XCTrimCore/Types/Platform.swift
@@ -5,6 +5,8 @@ public enum Platform {
     case tvOS
     case tvOSSimulator
     case macOS
+    case watchOS
+    case watchOSSimulator
 }
 
 extension Platform {
@@ -22,6 +24,10 @@ extension Platform {
             return [.arm64, .x86_64]
         case .macOS:
             return [.arm64, .x86_64, .i386]
+        case .watchOS:
+            return [.arm64, .arm64_32, .armv7k]
+        case .watchOSSimulator:
+            return [.arm64, .i386, .x86_64]
         }
     }
 
@@ -43,6 +49,10 @@ extension Platform {
             return "tvos-\(archStr)-simulator"
         case .macOS:
             return "macos-\(archStr)"
+        case .watchOS:
+            return "watchos-\(archStr)"
+        case .watchOSSimulator:
+            return "watchos-\(archStr)-simulator"
         }
     }
 }