diff --git a/go.mod b/go.mod
index a68a652..d69401c 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/bsm/extsort
 
 go 1.26
 
-require github.com/klauspost/compress v1.16.3
+require github.com/klauspost/compress v1.18.7
diff --git a/go.sum b/go.sum
index 0bafe3d..ea714cd 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-github.com/klauspost/compress v1.16.3 h1:XuJt9zzcnaz6a16/OU53ZjWp/v7/42WcR5t2a0PcNQY=
-github.com/klauspost/compress v1.16.3/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/klauspost/compress v1.18.7 h1:aUyZsS4kH3QTKurYhAOwAHxllVPnOthb3vPfnF1Ehjw=
+github.com/klauspost/compress v1.18.7/go.mod h1:cwPg85FWrGar70rWktvGQj8/hthj3wpl0PGDogxkrSQ=