bin/validate_generator.sh in cqm-models-3.0.6 vs bin/validate_generator.sh in cqm-models-3.1.0

@@ -1,9 +1,9 @@
 #!/bin/bash
 
 yes | ruby lib/generate_models.rb modelinfo/qdm-modelinfo-5.5.xml data/oids_qdm_5.5.json
 
-if git diff-index --quiet HEAD --; then
+if git diff --quiet HEAD --; then
   echo "Generator script produces no differences."
   exit 0
 else
   echo "Differences found when running generator script!  Make sure there are no
   unstaged or untracked files."