diff --git a/src/AColor.cpp b/src/AColor.cpp
index 052b78bd8..590266033 100644
--- a/src/AColor.cpp
+++ b/src/AColor.cpp
@@ -714,7 +714,7 @@ void AColor::PreComputeGradient() {
          gradient_pre[selected][1][i][2] = (unsigned char) (255 * b);
       }
 
-      // colorScheme 2: Grayscale
+      // colorScheme 3: Inverse Grayscale
       for (int i = 0; i < gradientSteps; i++) {
          float r, g, b;
          float value = float(i) / gradientSteps;
@@ -743,12 +743,12 @@ void AColor::PreComputeGradient() {
             b = 1.0f;
             break;
          }
-         gradient_pre[selected][2][i][0] = (unsigned char)(255 * r);
-         gradient_pre[selected][2][i][1] = (unsigned char)(255 * g);
-         gradient_pre[selected][2][i][2] = (unsigned char)(255 * b);
+         gradient_pre[selected][3][i][0] = (unsigned char)(255 * r);
+         gradient_pre[selected][3][i][1] = (unsigned char)(255 * g);
+         gradient_pre[selected][3][i][2] = (unsigned char)(255 * b);
       }
 
-      // colorScheme 3: Inv. Grayscale (=Old grayscale)
+      // colorScheme 2: Grayscale (=Old grayscale)
       for (int i = 0; i<gradientSteps; i++) {
          float r, g, b;
          float value = float(i)/gradientSteps;
@@ -781,9 +781,9 @@ void AColor::PreComputeGradient() {
             b = 1.0f;
             break;
          }
-         gradient_pre[selected][3][i][0] = (unsigned char) (255 * r);
-         gradient_pre[selected][3][i][1] = (unsigned char) (255 * g);
-         gradient_pre[selected][3][i][2] = (unsigned char) (255 * b);
+         gradient_pre[selected][2][i][0] = (unsigned char) (255 * r);
+         gradient_pre[selected][2][i][1] = (unsigned char) (255 * g);
+         gradient_pre[selected][2][i][2] = (unsigned char) (255 * b);
       }
    }
 }
diff --git a/src/prefs/SpectrogramSettings.cpp b/src/prefs/SpectrogramSettings.cpp
index d70d5dd8e..53499bb07 100644
--- a/src/prefs/SpectrogramSettings.cpp
+++ b/src/prefs/SpectrogramSettings.cpp
@@ -182,7 +182,7 @@ void SpectrogramSettings::ColorSchemeEnumSetting::Migrate(wxString &value)
    // Migrate old grayscale option to Color scheme choice
    bool isGrayscale = (gPrefs->Read(wxT("/Spectrum/Grayscale"), 0L) != 0);
    if (isGrayscale && !gPrefs->Read(wxT("/Spectrum/ColorScheme"), &value)) {
-      value = GetColorSchemeNames().at(csInvGrayscale).Internal();
+      value = GetColorSchemeNames().at(csGrayscale).Internal();
       Write(value);
       gPrefs->Flush();
    }