diff --git a/robotpy_installer/installer.py b/robotpy_installer/installer.py
index e324f40..bbdde70 100755
--- a/robotpy_installer/installer.py
+++ b/robotpy_installer/installer.py
@@ -279,13 +279,13 @@ def show_mem_usage(self):
                 break
 
         used_kb = total_kb - available_kb
-        pct_free = (available_kb / float(total_kb)) * 100.0
+        pct_used = (used_kb / float(total_kb)) * 100.0
 
         logger.info(
-            "-> RoboRIO memory %.1fM/%.1fM (%.0f%% full)",
+            "-> RoboRIO memory %.1fM/%.1fM (%.0f%% used)",
             used_kb / 1000.0,
             total_kb / 1000.0,
-            pct_free,
+            pct_used,
         )
 
     def ensure_more_memory(self):