diff --git a/native/jni/src/suggest/core/layout/proximity_info_utils.h b/native/jni/src/suggest/core/layout/proximity_info_utils.h
index 0e28560..bc8d5bc 100644
--- a/native/jni/src/suggest/core/layout/proximity_info_utils.h
+++ b/native/jni/src/suggest/core/layout/proximity_info_utils.h
@@ -164,6 +164,9 @@
             const int gridWidth, const int mostCommonKeyWidth, const int keyCount,
             const int x, const int y, const int primaryKey, const char *const localeStr,
             const hash_map_compat<int, int> *const codeToKeyMap, int *proximities) {
+        if (x == NOT_A_COORDINATE || y == NOT_A_COORDINATE) {
+            return;
+        }
         const int mostCommonKeyWidthSquare = mostCommonKeyWidth * mostCommonKeyWidth;
         int insertPos = 0;
         proximities[insertPos++] = primaryKey;