diff --git a/dev-vcs/jj/jj-9999.ebuild b/dev-vcs/jj/jj-9999.ebuild
index 310b2c9d11..27ba185964 100644
--- a/dev-vcs/jj/jj-9999.ebuild
+++ b/dev-vcs/jj/jj-9999.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-RUST_MIN_VER="1.84.0"
+RUST_MIN_VER="1.88.0"
 
 inherit cargo git-r3