diff --git a/apex/apex.test_file_contexts b/apex/apex.test-file_contexts
similarity index 100%
rename from apex/apex.test_file_contexts
rename to apex/apex.test-file_contexts
diff --git a/apex/com.android.media_file_contexts b/apex/com.android.media-file_contexts
similarity index 100%
rename from apex/com.android.media_file_contexts
rename to apex/com.android.media-file_contexts
diff --git a/apex/com.android.runtime_file_contexts b/apex/com.android.runtime-file_contexts
similarity index 100%
rename from apex/com.android.runtime_file_contexts
rename to apex/com.android.runtime-file_contexts
diff --git a/apex/com.android.tzdata_file_contexts b/apex/com.android.tzdata-file_contexts
similarity index 100%
rename from apex/com.android.tzdata_file_contexts
rename to apex/com.android.tzdata-file_contexts