diff --git a/get-shit-done/workflows/ultraplan-phase.md b/get-shit-done/workflows/ultraplan-phase.md
index 503b6f898..d8c12db79 100644
--- a/get-shit-done/workflows/ultraplan-phase.md
+++ b/get-shit-done/workflows/ultraplan-phase.md
@@ -30,11 +30,11 @@ Check that the session is running inside Claude Code:
 
 ```bash
 if [ "$CLAUDECODE" = "1" ] || [ -n "$CLAUDE_CODE_ENTRYPOINT" ]; then
-  CC_VERSION="$(claude --version 2>/dev/null | awk '{print $1}')"
-  if [ -n "$CC_VERSION" ] && [ "$(printf '%s\n' "2.1.91" "$CC_VERSION" | sort -V | head -n1)" != "2.1.91" ]; then
-    echo ""
+  CC_VERSION="$(claude --version 2>/dev/null | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+' | head -n1)"
+  if [ -n "$CC_VERSION" ] && [ "$(printf '%s\n' "2.1.91" "$CC_VERSION" | sort -V | head -n1)" = "2.1.91" ]; then
+    echo "claude-code:${CC_VERSION}"
   else
-    echo "claude-code:${CC_VERSION:-unknown}"
+    echo ""
   fi
 else
   echo ""
diff --git a/tests/ultraplan-phase.test.cjs b/tests/ultraplan-phase.test.cjs
index 91211712c..2ea6ec310 100644
--- a/tests/ultraplan-phase.test.cjs
+++ b/tests/ultraplan-phase.test.cjs
@@ -91,6 +91,10 @@ describe('ultraplan-phase workflow runtime gate', () => {
       content.includes('CLAUDECODE') || content.includes('CLAUDE_CODE_ENTRYPOINT'),
       'workflow must gate on Claude Code runtime marker env vars'
     );
+    assert.ok(
+      !content.includes('CLAUDE_CODE_VERSION'),
+      'workflow must not gate on CLAUDE_CODE_VERSION'
+    );
   });
 
   test('error message references /gsd-plan-phase as local alternative', () => {