diff --git a/go.mod b/go.mod
index 4b3b4e1..e0706f1 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/tedpearson/ForecastMetrics/v3
 go 1.21
 
 require (
-	github.com/Code-Hex/go-generics-cache v1.3.1
+	github.com/Code-Hex/go-generics-cache v1.5.1
 	github.com/cenkalti/backoff/v3 v3.2.2
 	github.com/gregjones/httpcache v0.0.0-20190611155906-901d90724c79
 	github.com/iancoleman/strcase v0.3.0
diff --git a/go.sum b/go.sum
index 76662fa..de5e07a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/Code-Hex/go-generics-cache v1.3.1 h1:i8rLwyhoyhaerr7JpjtYjJZUcCbWOdiYO3fZXLiEC4g=
-github.com/Code-Hex/go-generics-cache v1.3.1/go.mod h1:qxcC9kRVrct9rHeiYpFWSoW1vxyillCVzX13KZG8dl4=
+github.com/Code-Hex/go-generics-cache v1.5.1 h1:6vhZGc5M7Y/YD8cIUcY8kcuQLB4cHR7U+0KMqAA0KcU=
+github.com/Code-Hex/go-generics-cache v1.5.1/go.mod h1:qxcC9kRVrct9rHeiYpFWSoW1vxyillCVzX13KZG8dl4=
 github.com/RaveNoX/go-jsoncommentstrip v1.0.0/go.mod h1:78ihd09MekBnJnxpICcwzCMzGrKSKYe4AqU6PDYYpjk=
 github.com/apapsch/go-jsonmerge/v2 v2.0.0 h1:axGnT1gRIfimI7gJifB699GoE/oq+F2MU7Dml6nw9rQ=
 github.com/apapsch/go-jsonmerge/v2 v2.0.0/go.mod h1:lvDnEdqiQrp0O42VQGgmlKpxL1AP2+08jFMw88y4klk=