diff --git a/kernel/Makefile b/kernel/Makefile
index 4ac74b50..98861d9a 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -103,10 +103,13 @@ endif
 ifeq ($(shell grep "ssize_t kernel_write" $(srctree)/fs/read_write.c | grep -q "const void" ; echo $$?),0)
 ccflags-y += -DKSU_OPTIONAL_KERNEL_WRITE
 endif
+ifeq ($(shell grep -q "inode_security_struct\s\+\*selinux_inode" $(srctree)/security/selinux/include/objsec.h; echo $$?),0)
+$(info -- KernelSU: kernel has selinux_inode.)
+ccflags-y += -DKSU_OPTIONAL_SELINUX_INODE
+endif
 ifeq ($(shell grep -q "int\s\+path_umount" $(srctree)/fs/namespace.c; echo $$?),0)
 ccflags-y += -DKSU_HAS_PATH_UMOUNT
 endif
-
 # Checks Samsung UH drivers
 ifeq ($(shell grep -q "CONFIG_KDP_CRED" $(srctree)/kernel/cred.c; echo $$?),0)
 ccflags-y += -DSAMSUNG_UH_DRIVER_EXIST
diff --git a/kernel/sucompat.c b/kernel/sucompat.c
index f40ecf09..59b1bc50 100644
--- a/kernel/sucompat.c
+++ b/kernel/sucompat.c
@@ -164,7 +164,7 @@ int ksu_handle_devpts(struct inode *inode)
 		return 0;
 
 	if (ksu_devpts_sid) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 1, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 1, 0) || defined(KSU_OPTIONAL_SELINUX_INODE)
 		struct inode_security_struct *sec = selinux_inode(inode);
 #else
 		struct inode_security_struct *sec =