diff --git a/_data/projects/ssmdevices.yml b/_data/projects/ssmdevices.yml
index e84046c..133ae6f 100644
--- a/_data/projects/ssmdevices.yml
+++ b/_data/projects/ssmdevices.yml
@@ -12,6 +12,6 @@ has_gui:
 gui_technology: 
 has_unit_support: y
 unit_library: 
-instrument_categories: RF, communications, electronics, networking, software, general purpose lab tools
+instrument_categories: 23 instruments (RF, communications, electronics, networking, software, general purpose lab tools)
 remarks: 
 collected_by: Dan Kuester <daniel.kuester@nist.gov>
\ No newline at end of file