diff --git a/src/effects/Normalize.cpp b/src/effects/Normalize.cpp
old mode 100644
new mode 100755
index 51d486ca1..7b090d95f
--- a/src/effects/Normalize.cpp
+++ b/src/effects/Normalize.cpp
@@ -33,7 +33,7 @@
 // Define keys, defaults, minimums, and maximums for the effect parameters
 //
 //     Name       Type     Key                        Def      Min      Max   Scale
-Param( Level,     double,  XO("Level"),               0.0,     -145.0,  0.0,  1  );
+Param( Level,     double,  XO("Level"),               -1.0,    -145.0,  0.0,  1  );
 Param( RemoveDC,  bool,    XO("RemoveDcOffset"),      true,    false,   true, 1  );
 Param( ApplyGain, bool,    XO("ApplyGain"),           true,    false,   true, 1  );
 Param( StereoInd, bool,    XO("StereoIndependent"),   false,   false,   true, 1  );