diff --git a/.tool-versions b/.tool-versions
index 189b55d1a..6322cb65c 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,4 +1,4 @@
-cosign 2.2.0
+cosign 3.0.6
 golang 1.22.2
 gum 0.11.0
 hadolint 2.12.0