diff --git a/src/SignalTables.jl b/src/SignalTables.jl
index 17e5716..5a86251 100644
--- a/src/SignalTables.jl
+++ b/src/SignalTables.jl
@@ -13,7 +13,7 @@ import DataFrames
 import Pkg
 
 # Signals
-export SignalType, Var, Par, Map, isVar, isPar, isMap, isSignal, showSignal, eltypeOrType, quantity, unitAsParseableString
+export SignalType, isSignal, showSignal, eltypeOrType, quantity, unitAsParseableString
 
 # Abstract Signal Table Interface
 export isSignalTable, getIndependentSignalNames, getSignalNames, hasSignal, getSignal, getSignalInfo, getIndependentSignalsSize, getDefaultHeading