diff --git a/app/src/main/java/org/solovyev/android/calculator/keyboard/BaseFloatingKeyboard.java b/app/src/main/java/org/solovyev/android/calculator/keyboard/BaseFloatingKeyboard.java
index e6603929..50e93d2f 100644
--- a/app/src/main/java/org/solovyev/android/calculator/keyboard/BaseFloatingKeyboard.java
+++ b/app/src/main/java/org/solovyev/android/calculator/keyboard/BaseFloatingKeyboard.java
@@ -60,6 +60,9 @@ public abstract class BaseFloatingKeyboard implements FloatingKeyboard {
     protected DirectionDragButton makeButton(@IdRes int id, @NonNull String text) {
         final DirectionDragButton button = new DirectionDragButton(user.getContext());
         fillButton(button, id);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
+            button.setAllCaps(false);
+        }
         button.setText(text);
         button.setTextColor(textColor);
         button.setDirectionTextColor(textColorSecondary);
@@ -104,6 +107,7 @@ public abstract class BaseFloatingKeyboard implements FloatingKeyboard {
         final DirectionDragButton button = addButton(row, id, text);
         button.setBackgroundResource(R.drawable.material_button_light_primary);
         button.setTextColor(Color.WHITE);
+        button.setDirectionTextAlpha(0.7f);
         return button;
     }
 
diff --git a/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionDragButton.java b/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionDragButton.java
index b3d8b1ed..127a809c 100644
--- a/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionDragButton.java
+++ b/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionDragButton.java
@@ -80,4 +80,10 @@ public class DirectionDragButton extends DragButton implements DirectionDragView
             getText(direction).setColor(color);
         }
     }
+
+    public void setDirectionTextAlpha(float alpha) {
+        for (DragDirection direction : DragDirection.values()) {
+            getText(direction).setAlpha(alpha);
+        }
+    }
 }
diff --git a/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionTextView.java b/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionTextView.java
index 82ee2129..1af276b0 100644
--- a/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionTextView.java
+++ b/app/src/main/java/org/solovyev/android/views/dragbutton/DirectionTextView.java
@@ -156,7 +156,11 @@ public class DirectionTextView {
         }
 
         public void setColor(int color) {
-            setColor(color, this.alpha);
+            setColor(color, alpha);
+        }
+
+        public void setAlpha(float alpha) {
+            setColor(color, alpha);
         }
 
         public void setColor(int color, float alpha) {