diff --git a/libs/input/KeyLayoutMap.cpp b/libs/input/KeyLayoutMap.cpp
index ddc9ea4..3c1ae3e 100644
--- a/libs/input/KeyLayoutMap.cpp
+++ b/libs/input/KeyLayoutMap.cpp
@@ -250,7 +250,7 @@
 std::vector<int32_t> KeyLayoutMap::findUsageCodesForKey(int32_t keyCode) const {
     std::vector<int32_t> usageCodes;
     for (const auto& [usageCode, key] : mKeysByUsageCode) {
-        if (keyCode == key.keyCode) {
+        if (keyCode == key.keyCode && !(key.flags & POLICY_FLAG_FALLBACK_USAGE_MAPPING)) {
             usageCodes.push_back(usageCode);
         }
     }