Account for poorer generics resolution

1 files changed, 1 insertions, 1 deletions

diff --git a/yolean/src/main/java/com/yahoo/yolean/concurrent/Memoized.java b/yolean/src/main/java/com/yahoo/yolean/concurrent/Memoized.java
index 2d6a8687624..92f6c323334 100644
--- a/yolean/src/main/java/com/yahoo/yolean/concurrent/Memoized.java
+++ b/yolean/src/main/java/com/yahoo/yolean/concurrent/Memoized.java
@@ -43,7 +43,7 @@ public class Memoized<T, E extends Exception> implements Supplier<T>, AutoClosea
         return new Memoized<>(factory, AutoCloseable::close);
     }
 
-    public static <T, U, E extends Exception, F extends E, G extends E> Memoized<U, E> combine(Memoized<T, F> inner, Function<T, U> outer, Closer<U, G> closer) {
+    public static <T, U, E extends Exception, F extends E, G extends E> Memoized<U, E> combine(Memoized<T, ? extends F> inner, Function<T, U> outer, Closer<U, ? extends G> closer) {
         return new Memoized<>(() -> outer.apply(inner.get()), compose(closer, inner::close));
     }