diff --git a/sharppy/sharptab/params.py b/sharppy/sharptab/params.py
index 7e39f922..bf5f4cab 100644
--- a/sharppy/sharptab/params.py
+++ b/sharppy/sharptab/params.py
@@ -1930,7 +1930,7 @@ def parcelx(prof, pbot=None, ptop=None, dp=-1, **kwargs):
             li_maxpres = pe2
         
         # Check for Max Cap Strength
-        mcap = te2 - mli
+        mcap = -mli
         if mcap > cap_strength:
             cap_strength = mcap
             cap_strengthpres = pe2