diff --git a/src/SFrames.jl b/src/SFrames.jl
index 51700f2..4ba4eb0 100644
--- a/src/SFrames.jl
+++ b/src/SFrames.jl
@@ -40,7 +40,7 @@ export SArray, FlexibleType
 
 
 function __init__()
-    const SFRAME_PATH = get(ENV, "SFRAME_PATH",
+    SFRAME_PATH = get(ENV, "SFRAME_PATH",
         joinpath(homedir(), "SFrame"))
     println("Assuming SFrame is in $SFRAME_PATH")
     Libdl.dlopen(