diff --git a/prebuilts/api/30.0/public/modprobe.te b/prebuilts/api/30.0/public/modprobe.te
index 119040921..2c7d64b0b 100644
--- a/prebuilts/api/30.0/public/modprobe.te
+++ b/prebuilts/api/30.0/public/modprobe.te
@@ -1,6 +1,7 @@
 type modprobe, domain;
 
 allow modprobe proc_modules:file r_file_perms;
+allow modprobe proc_cmdline:file r_file_perms;
 allow modprobe self:global_capability_class_set sys_module;
 allow modprobe kernel:key search;
 recovery_only(`
diff --git a/public/modprobe.te b/public/modprobe.te
index 119040921..2c7d64b0b 100644
--- a/public/modprobe.te
+++ b/public/modprobe.te
@@ -1,6 +1,7 @@
 type modprobe, domain;
 
 allow modprobe proc_modules:file r_file_perms;
+allow modprobe proc_cmdline:file r_file_perms;
 allow modprobe self:global_capability_class_set sys_module;
 allow modprobe kernel:key search;
 recovery_only(`
diff --git a/vendor/vendor_modprobe.te b/vendor/vendor_modprobe.te
index 7689ca5d4..61df9e071 100644
--- a/vendor/vendor_modprobe.te
+++ b/vendor/vendor_modprobe.te
@@ -4,6 +4,7 @@ type vendor_modprobe, domain;
 domain_trans(init, vendor_toolbox_exec, vendor_modprobe)
 
 allow vendor_modprobe proc_modules:file r_file_perms;
+allow vendor_modprobe proc_cmdline:file r_file_perms;
 allow vendor_modprobe self:global_capability_class_set sys_module;
 allow vendor_modprobe kernel:key search;