diff --git a/GameControllerDirectInput.cpp b/GameControllerDirectInput.cpp
index 78456df..0200f58 100644
--- a/GameControllerDirectInput.cpp
+++ b/GameControllerDirectInput.cpp
@@ -547,7 +547,7 @@ bool GameControllerDirectInput::toDIEFFECT(ForceEffect *force, DirectInputForceE
             dife.envelope.dwAttackLevel = force->attackLevel() * DI_FFNOMINALMAX;
             dife.envelope.dwAttackTime = force->attackLength() * 1000 * 1000;
             dife.envelope.dwFadeLevel = force->fadeLevel() * DI_FFNOMINALMAX;
-            dife.envelope.dwAttackTime = force->fadeLength() * 1000 * 1000;
+            dife.envelope.dwFadeTime = force->fadeLength() * 1000 * 1000;
             break;
 
         case FF_DAMPER:
diff --git a/Widgets/EnvelopeWidget.cpp b/Widgets/EnvelopeWidget.cpp
index 90c8646..064de56 100644
--- a/Widgets/EnvelopeWidget.cpp
+++ b/Widgets/EnvelopeWidget.cpp
@@ -45,7 +45,7 @@ EnvelopeWidget::EnvelopeWidget(QWidget *parent) :
     ui->attackLevelSpinBox->setSingleStep(0.05);
     ui->attackLengthSpinBox->setRange(0.0, 32.767);
     ui->attackLengthSpinBox->setSingleStep(0.1);
-    ui->effectLevelSpinBox->setRange(0.0, 1.0);
+    ui->effectLevelSpinBox->setRange(-1.0, 1.0);
     ui->effectLevelSpinBox->setSingleStep(0.05);
     ui->fadeLevelSpinBox->setRange(0.0, 1.0);
     ui->fadeLevelSpinBox->setSingleStep(0.05);