diff --git a/Sources/PlayingCard/Rank.swift b/Sources/PlayingCard/Rank.swift
index 9c55f3f..cd37142 100644
--- a/Sources/PlayingCard/Rank.swift
+++ b/Sources/PlayingCard/Rank.swift
@@ -8,7 +8,7 @@
  See http://swift.org/CONTRIBUTORS.txt for Swift project authors
 */
 
-public enum Rank: Int {
+public enum Rank: Int, CaseIterable {
     case two = 2
     case three, four, five, six, seven, eight, nine, ten
     case jack, queen, king, ace
diff --git a/Sources/PlayingCard/Suit.swift b/Sources/PlayingCard/Suit.swift
index baa2803..83ae9bd 100644
--- a/Sources/PlayingCard/Suit.swift
+++ b/Sources/PlayingCard/Suit.swift
@@ -8,7 +8,7 @@
  See http://swift.org/CONTRIBUTORS.txt for Swift project authors
 */
 
-public enum Suit: String {
+public enum Suit: String, CaseIterable {
     case spades, hearts, diamonds, clubs
 }