diff --git a/pysle/praattools.py b/pysle/praattools.py
index 421b716..d15f0c8 100644
--- a/pysle/praattools.py
+++ b/pysle/praattools.py
@@ -114,7 +114,7 @@ def syllabifyTextgrid(isleDict, tg, wordTierName, phoneTierName,
     # Create a textgrid with the two syllable-level tiers
     syllableTier = tgio.IntervalTier("syllable", syllableEntryList)
     tonicSTier = tgio.IntervalTier('tonicSyllable', tonicSEntryList)
-    tonicPTier = tgio.IntervalTier('tonicPhone', tonicPEntryList)
+    tonicPTier = tgio.IntervalTier('tonicVowel', tonicPEntryList)
     
     syllableTG = tgio.Textgrid()
     syllableTG.addTier(syllableTier)
diff --git a/test/syllabifyTextgrid.py b/test/syllabifyTextgrid.py
index 9405a88..17e9b83 100644
--- a/test/syllabifyTextgrid.py
+++ b/test/syllabifyTextgrid.py
@@ -30,7 +30,7 @@ syllableTG = praattools.syllabifyTextgrid(isleDict, tg, "word", "phone",
                                           skipLabelList=["",])
 tg.addTier(syllableTG.tierDict["syllable"])
 tg.addTier(syllableTG.tierDict["tonicSyllable"])
-tg.addTier(syllableTG.tierDict["tonicPhone"])
+tg.addTier(syllableTG.tierDict["tonicVowel"])