diff --git a/shell/lib/github.sh b/shell/lib/github.sh
index 5516d4aa..e98bfb11 100644
--- a/shell/lib/github.sh
+++ b/shell/lib/github.sh
@@ -85,6 +85,13 @@ install_latest_github_release() {
 
   info "Using $slug:${binary_name} version: ($tag)"
 
+  # Strip a leading `v` (before a digit) so mise receives a normalized version.
+  # mise 2026.6.14+ drops the `v` when installing a pre-release tag but re-adds
+  # it during `mise which`/`mise where`, so the tool resolves as not installed.
+  if [[ $tag =~ ^v[0-9] ]]; then
+    tag="${tag#v}"
+  fi
+
   # Need to export GITHUB_TOKEN so that future calls to `mise`
   # continue to use it for the configured private repos.
   if [[ -z ${GITHUB_TOKEN:-} ]]; then
diff --git a/shell/lib/github_test.bats b/shell/lib/github_test.bats
index dff6c25c..50bf27c1 100644
--- a/shell/lib/github_test.bats
+++ b/shell/lib/github_test.bats
@@ -18,8 +18,11 @@ setup() {
   export MISE_GLOBAL_CONFIG_ROOT="$MISE_CONFIG_DIR"
   export MISE_GLOBAL_CONFIG_FILE="$MISE_CONFIG_DIR/global.toml"
   export MISE_OVERRIDE_CONFIG_FILENAMES="global.toml"
-  echo '[tools]' >>"$MISE_GLOBAL_CONFIG_FILE"
-  echo 'github-cli = "latest"' >>"$MISE_GLOBAL_CONFIG_FILE"
+  {
+    echo '[tools]'
+    echo 'github-cli = "latest"'
+    echo 'wait-for-gh-rate-limit = "1.1.1"'
+  } >>"$MISE_GLOBAL_CONFIG_FILE"
 }
 
 teardown() {
@@ -49,6 +52,7 @@ teardown() {
   assert mise which stencil
 
   run "$(mise which stencil)" --version
+  assert_success
 }
 
 @test "install_latest_github_release should be able to download and install the latest pre-release of a repo" {
@@ -61,5 +65,6 @@ teardown() {
   assert mise which stencil
 
   run "$(mise which stencil)" --version
+  assert_success
   assert_output --regexp "(rc|unstable)"
 }