diff --git a/bin/wappalyzer-build b/bin/wappalyzer-build
index 152b0e513..382c91f29 100755
--- a/bin/wappalyzer-build
+++ b/bin/wappalyzer-build
@@ -48,6 +48,10 @@ done
 
 IFS="$OIFS"
 
+echo "Compressing converted PNG icons..."
+
+node $WAPPALYZER_NODE_PATH/node_modules/imagemin-cli/cli.js $WAPPALYZER_ROOT/src/icons/converted $WAPPALYZER_ROOT/src/icons/converted -o 7
+
 wappalyzer links
 
 # Npm Module