diff --git a/units.go b/units.go
index d9d84a2..38484dc 100644
--- a/units.go
+++ b/units.go
@@ -48,7 +48,7 @@ func FormatNumber(val uint64, base uint64) (string, string) {
 }
 
 // Converts int, int32, and int64 to uint64. Less than 0 check.
-func SafeUint64[I int | int32 | int64](i I) uint64 {
+func SafeUint64[I int | int32 | int64 | uint | uint32](i I) uint64 {
 	if i < 0 {
 		log.Printf("Tried to cast %d to uint64", i)
 		return 0