diff --git a/vendor/disable-contaminant-detection-sh.te b/vendor/disable-contaminant-detection-sh.te
new file mode 100644
index 0000000..95845a1
--- /dev/null
+++ b/vendor/disable-contaminant-detection-sh.te
@@ -0,0 +1,7 @@
+type disable-contaminant-detection-sh, domain;
+type disable-contaminant-detection-sh_exec, vendor_file_type, exec_type, file_type;
+init_daemon_domain(disable-contaminant-detection-sh)
+
+allow disable-contaminant-detection-sh vendor_toolbox_exec:file execute_no_trans;
+allow disable-contaminant-detection-sh sysfs_batteryinfo:dir r_dir_perms;
+allow disable-contaminant-detection-sh sysfs_batteryinfo:file rw_file_perms;
diff --git a/vendor/file_contexts b/vendor/file_contexts
index 6613742..3cec364 100644
--- a/vendor/file_contexts
+++ b/vendor/file_contexts
@@ -26,6 +26,7 @@
 /vendor/bin/hw/qfp-daemon                                                   u:object_r:hal_fingerprint_default_exec:s0
 /vendor/bin/hw/android\.hardware\.biometrics\.fingerprint@2\.1-service\.goodix  u:object_r:hal_fingerprint_default_exec:s0
 /vendor/bin/hw/android\.hardware\.biometrics\.fingerprint-service\.goodix   u:object_r:hal_fingerprint_default_exec:s0
+/vendor/bin/hw/disable_contaminant_detection\.sh                            u:object_r:disable-contaminant-detection-sh_exec:s0
 
 # Vendor libraries
 /vendor/lib64/libdrm\.so                                                 u:object_r:same_process_hal_file:s0
diff --git a/vendor/genfs_contexts b/vendor/genfs_contexts
index f0f09b2..3331ac0 100644
--- a/vendor/genfs_contexts
+++ b/vendor/genfs_contexts
@@ -2,6 +2,9 @@
 genfscon sysfs /devices/soc0/machine                                           u:object_r:sysfs_soc:s0
 genfscon sysfs /devices/soc0/revision                                          u:object_r:sysfs_soc:s0
 
+# disable contaminant detection
+genfscon sysfs /devices/platform/108d0000.hsi2c                                         u:object_r:sysfs_batteryinfo:s0
+
 # Battery
 genfscon sysfs /devices/platform/google,charger                                         u:object_r:sysfs_batteryinfo:s0
 genfscon sysfs /devices/platform/10c90000.hsi2c/i2c-9/9-006e/chg_stats                  u:object_r:sysfs_pca:s0