diff --git a/GeoModelVisualization/README.md b/GeoModelVisualization/README.md
index 6241497899addb43d4aa90c994644e53711e69cc..e23e708a4a8acb0af60733047093b6befc7aaed0 100644
--- a/GeoModelVisualization/README.md
+++ b/GeoModelVisualization/README.md
@@ -8,7 +8,7 @@ This package is still under ferocious development; we are not releasing pre-buil
 
 ```bash
 brew tap atlas/geomodel https://gitlab.cern.ch/GeoModelDev/packaging/homebrew-geomodel.git
-brew install geomodelexplorer
+brew install geomodelvisualization
 gmex # or, `gmex -d inputFile.db`
 ```