diff --git a/src/Kernel/KStart16.ZC b/src/Kernel/KStart16.ZC
index 858b9dde..8d94dd88 100755
--- a/src/Kernel/KStart16.ZC
+++ b/src/Kernel/KStart16.ZC
@@ -62,6 +62,8 @@ SYS_DISK_UUID::			DU64	0, 0;
 
 SYS_BOOT_STACK::	DU32	BOOT_RAM_LIMIT;
 
+SYS_IS_UEFI_BOOTED::    DU8    0;
+
 #assert $$ - SYS_KERNEL == sizeof(CKernel) - sizeof(CZXE)
 
 REQUESTED_SCREEN_WIDTH:		DU16	1024;
diff --git a/src/Kernel/KernelA.HH b/src/Kernel/KernelA.HH
index 6add4936..fb81866b 100755
--- a/src/Kernel/KernelA.HH
+++ b/src/Kernel/KernelA.HH
@@ -564,6 +564,7 @@ class CKernel
 	U64				sys_smbios_entry;
 	U64				sys_disk_uuid[2];
 	U32				sys_boot_stack;
+	Bool				sys_is_uefi_booted;
 };
 
 //Run-Levels
diff --git a/src/Kernel/KernelB.HH b/src/Kernel/KernelB.HH
index 4955427e..01887d79 100755
--- a/src/Kernel/KernelB.HH
+++ b/src/Kernel/KernelB.HH
@@ -253,6 +253,8 @@ public _extern SYS_FRAMEBUFFER_BPP U8	sys_framebuffer_bpp;
 #help_index "Processor/SMBIOS"
 public _extern SYS_SMBIOS_ENTRY U8	*sys_smbios_entry;
 
+#help_index ""
 public _extern SYS_DISK_UUID  U64	sys_disk_uuid[2];
+public _extern SYS_IS_UEFI_BOOTED	Bool	sys_is_uefi_booted;
 
 #help_index ""
diff --git a/zealbooter/zealbooter.c b/zealbooter/zealbooter.c
index e17cfe9a..513a7e4d 100644
--- a/zealbooter/zealbooter.c
+++ b/zealbooter/zealbooter.c
@@ -1,5 +1,6 @@
 #include <stdint.h>
 #include <stddef.h>
+#include <stdbool.h>
 #include <limine.h>
 #include <lib.h>
 
@@ -28,6 +29,11 @@ static volatile struct limine_smbios_request smbios_request = {
     .revision = 0
 };
 
+static volatile struct limine_efi_system_table_request efi_request = {
+    .id = LIMINE_EFI_SYSTEM_TABLE_REQUEST,
+    .revision = 0
+};
+
 struct CZXE {
     uint16_t jmp;
     uint8_t module_align_bits;
@@ -109,6 +115,7 @@ struct CKernel {
 	uint16_t sys_disk_uuid_c;
 	uint8_t sys_disk_uuid_d[8];
 	uint32_t sys_boot_stack;
+	uint8_t sys_is_uefi_booted;
 } __attribute__((packed));
 
 #define BOOT_SRC_RAM 2
@@ -320,6 +327,11 @@ void _start(void) {
 
 	kernel->sys_boot_stack = boot_stack;
 
+    if (efi_request.response)
+    {
+        kernel->sys_is_uefi_booted = true;
+    }
+
     memcpy(trampoline_phys, trampoline, trampoline_size);
     memcpy((void *)final_address, kernel, module_kernel->size);