diff --git a/snapcraft.yaml b/snapcraft.yaml
index 8ec12520..405c2535 100644
--- a/snapcraft.yaml
+++ b/snapcraft.yaml
@@ -7,7 +7,9 @@ confinement: strict
 type: base
 build-base: core26
 grade: stable
-assumes: [snapd2.55.5]
+assumes:
+  - snapd2.55.5
+  - isa-riscv64-rva23
 
 parts:
   # TODO: rewrite this once all slices are upstreamed to use chisel slices