diff --git a/engine/src/flutter/ci/analyze.sh b/engine/src/flutter/ci/analyze.sh
index 09bf3e12f3..6cf2206b99 100755
--- a/engine/src/flutter/ci/analyze.sh
+++ b/engine/src/flutter/ci/analyze.sh
@@ -2,7 +2,7 @@
 echo "Analyzing dart:ui library..."
 RESULTS=`dartanalyzer                                                          \
   --options flutter/analysis_options.yaml                                      \
-  out/host_debug_unopt/gen/sky/bindings/dart_ui/ui.dart                        \
+  "$1out/host_debug_unopt/gen/sky/bindings/dart_ui/ui.dart"                    \
   2>&1                                                                         \
   | grep -Ev "No issues found!"                                          \
   | grep -Ev "Analyzing.+out/host_debug_unopt/gen/sky/bindings/dart_ui/ui\.dart"`