diff --git a/native/jni/src/proximity_info.cpp b/native/jni/src/proximity_info.cpp
index 960d401..855619d 100644
--- a/native/jni/src/proximity_info.cpp
+++ b/native/jni/src/proximity_info.cpp
@@ -42,8 +42,8 @@
         const int32_t *keyYCoordinates, const int32_t *keyWidths, const int32_t *keyHeights,
         const int32_t *keyCharCodes, const float *sweetSpotCenterXs, const float *sweetSpotCenterYs,
         const float *sweetSpotRadii)
-        : MAX_PROXIMITY_CHARS_SIZE(maxProximityCharsSize), KEYBOARD_WIDTH(keyboardWidth),
-          KEYBOARD_HEIGHT(keyboardHeight), GRID_WIDTH(gridWidth), GRID_HEIGHT(gridHeight),
+        : MAX_PROXIMITY_CHARS_SIZE(maxProximityCharsSize),
+          GRID_WIDTH(gridWidth), GRID_HEIGHT(gridHeight),
           MOST_COMMON_KEY_WIDTH_SQUARE(mostCommonKeyWidth * mostCommonKeyWidth),
           CELL_WIDTH((keyboardWidth + gridWidth - 1) / gridWidth),
           CELL_HEIGHT((keyboardHeight + gridHeight - 1) / gridHeight),
diff --git a/native/jni/src/proximity_info.h b/native/jni/src/proximity_info.h
index feb0c94..80d43af 100644
--- a/native/jni/src/proximity_info.h
+++ b/native/jni/src/proximity_info.h
@@ -98,8 +98,6 @@
             const int x, const int y, const int32_t primaryKey, int *inputCodes) const;
 
     const int MAX_PROXIMITY_CHARS_SIZE;
-    const int KEYBOARD_WIDTH;
-    const int KEYBOARD_HEIGHT;
     const int GRID_WIDTH;
     const int GRID_HEIGHT;
     const int MOST_COMMON_KEY_WIDTH_SQUARE;
@@ -108,8 +106,6 @@
     const int KEY_COUNT;
     const bool HAS_TOUCH_POSITION_CORRECTION_DATA;
     const std::string mLocaleStr;
-    // TODO: remove this
-    const int *mInputCodesFromJava;
     int32_t *mInputCodes;
     const int *mInputXCoordinates;
     const int *mInputYCoordinates;