diff --git a/Sources/Algorithms/Suffix.swift b/Sources/Algorithms/Suffix.swift
index c091b82d..c942adf4 100644
--- a/Sources/Algorithms/Suffix.swift
+++ b/Sources/Algorithms/Suffix.swift
@@ -46,7 +46,7 @@ extension Collection {
   ///
   /// - Complexity: O(*n*), where *n* is the length of the collection.
   @inlinable
-  internal func endOfPrefix(
+  public func endOfPrefix(
     while predicate: (Element) throws -> Bool
   ) rethrows -> Index {
     var index = startIndex
@@ -72,7 +72,7 @@ extension BidirectionalCollection {
   ///
   /// - Complexity: O(*n*), where *n* is the length of the collection.
   @inlinable
-  internal func startOfSuffix(
+  public func startOfSuffix(
     while predicate: (Element) throws -> Bool
   ) rethrows -> Index {
     var index = endIndex