diff --git a/.github/workflows/eosim-sanity.yml b/.github/workflows/eosim-sanity.yml
index 06a375fe..f6d0403a 100644
--- a/.github/workflows/eosim-sanity.yml
+++ b/.github/workflows/eosim-sanity.yml
@@ -6,7 +6,11 @@ on:
   workflow_dispatch:
 
 env:
-  EOSIM_VERSION: "0.1.0"
+  # v0.1.0 has never existed. embeddedos-org/EoSim tags v1.0.0 through
+  # v3.0.1, so `git clone --branch v0.1.0` fails with "Remote branch
+  # v0.1.0 not found in upstream origin" and this workflow has never had a
+  # green run. v1.5.0 is the release marked Latest and installs from source.
+  EOSIM_VERSION: "1.5.0"
 
 permissions:
   contents: read