diff --git a/lib/xmet/sounding.py b/lib/xmet/sounding.py
index a1030f9..a98549f 100644
--- a/lib/xmet/sounding.py
+++ b/lib/xmet/sounding.py
@@ -250,9 +250,11 @@ class SoundingParams():
                           surface.dewpoint,
                           surface.pressure)
 
-        temp_line     = sounding.follow_temp()
-        dewpoint_line = sounding.follow_dewpoint()
-        dry_adiabat   = follow_dry_adiabat(tv, surface.pressure)
+        temp_line         = sounding.follow_temp()
+        dewpoint_line     = sounding.follow_dewpoint()
+        virtual_temp_line = sounding.follow_virtual_temp()
+
+        dry_adiabat = follow_dry_adiabat(surface.temp, surface.pressure)
 
         mixing_ratio_line = follow_saturated_mixing_ratio(surface.dewpoint,
                                                           surface.pressure)
@@ -266,15 +268,20 @@ class SoundingParams():
 
         moist_adiabat = follow_moist_adiabat(tv2, lcl[1])
 
-        lfc = moist_adiabat.intersect(temp_line, SeriesIntersection.GREATER)
+        lfc = moist_adiabat.intersect(virtual_temp_line,
+                                      SeriesIntersection.GREATER)
 
-        el  = temp_line.intersect(moist_adiabat, SeriesIntersection.GREATER,
+        el  = temp_line.intersect(moist_adiabat,
+                                  SeriesIntersection.GREATER,
                                   lfc[1])
 
         self.lcl  = lcl
         self.lfc  = lfc
         self.el   = el
-        self.cape = SoundingParams.cape(temp_line, moist_adiabat, lfc, el)
+        self.cape = SoundingParams.cape(virtual_temp_line,
+                                        moist_adiabat,
+                                        lfc,
+                                        el)
 
         self.temp_line         = temp_line
         self.dry_adiabat       = dry_adiabat