diff --git a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.10-r1.ebuild b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.10-r1.ebuild
index 8046eb0e2ac1f..c92d468daee04 100644
--- a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.10-r1.ebuild
+++ b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.10-r1.ebuild
@@ -3,6 +3,9 @@
 
 EAPI=8
 
+# bug #964273
+RUST_MAX_VER=1.88.0
+
 if [[ ${PV} != *9999 ]]; then
 CRATES="
 	adler@1.0.2
diff --git a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.13-r1.ebuild b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.13-r1.ebuild
index a8c7690f5066b..ac86b1226217f 100644
--- a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.13-r1.ebuild
+++ b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.13-r1.ebuild
@@ -1,8 +1,11 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
+# bug #964273
+RUST_MAX_VER=1.88.0
+
 CRATES="
 	adler@1.0.2
 	aho-corasick@1.1.3
diff --git a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.14-r2.ebuild b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.14-r2.ebuild
index 4f4ef6b9b47cb..a23978951d3cc 100644
--- a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.14-r2.ebuild
+++ b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.0.14-r2.ebuild
@@ -3,6 +3,9 @@
 
 EAPI=8
 
+# bug #964273
+RUST_MAX_VER=1.88.0
+
 CRATES="
 	adler@1.0.2
 	aho-corasick@1.1.3
diff --git a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r2.ebuild b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r2.ebuild
index 2cd4bb4a14302..fa86224ee87df 100644
--- a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r2.ebuild
+++ b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r2.ebuild
@@ -3,6 +3,9 @@
 
 EAPI=8
 
+# bug #964273
+RUST_MAX_VER=1.88.0
+
 CRATES="
 	adler@1.0.2
 	aho-corasick@1.1.3
diff --git a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r3.ebuild b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r3.ebuild
index 7de837505a99e..d01509026941d 100644
--- a/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r3.ebuild
+++ b/sys-block/thin-provisioning-tools/thin-provisioning-tools-1.1.0-r3.ebuild
@@ -3,6 +3,9 @@
 
 EAPI=8
 
+# bug #964273
+RUST_MAX_VER=1.88.0
+
 CRATES="
 	adler@1.0.2
 	aho-corasick@1.1.3