diff --git a/examples/block-net/go.mod b/examples/block-net/go.mod
index 9046aef..88d57c6 100644
--- a/examples/block-net/go.mod
+++ b/examples/block-net/go.mod
@@ -1,5 +1,5 @@
 module github.com/felixge/go-profiler-notes/examples/block-net
 
-go 1.15
+go 1.25.7
 
 require golang.org/x/sync v0.0.0-20201207232520-09787c993a3a