diff --git a/pyproject.toml b/pyproject.toml
index 88e493f..ca3bb55 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -100,7 +100,7 @@ manylinux-aarch64-image = "manylinux2014"
 manylinux-ppc64le-image = "manylinux2014"
 manylinux-s390x-image = "manylinux2014"
 manylinux-armv7l-image = "manylinux_2_31"
-manylinux-riscv64-image = "manylinux_2_39"
+manylinux-riscv64-image = "ghcr.io/mayeut/manylinux_2_31:2025.08.02-2"
 musllinux-x86_64-image = "musllinux_1_2"
 musllinux-i686-image = "musllinux_1_2"
 musllinux-aarch64-image = "musllinux_1_2"