diff --git a/repos/base-hw/src/core/spec/x86_64/kernel/crt0.s b/repos/base-hw/src/core/spec/x86_64/kernel/crt0.s
index 8c696697d..a06028492 100644
--- a/repos/base-hw/src/core/spec/x86_64/kernel/crt0.s
+++ b/repos/base-hw/src/core/spec/x86_64/kernel/crt0.s
@@ -170,9 +170,9 @@
 	/* GDTE_LONG | GDTE_PRESENT | GDTE_TYPE_DATA_A | GDTE_TYPE_DATA_W | GDTE_NON_SYSTEM */
 	.long 0x20f300
 	/* Task segment descriptor */
-	.long 0
+	.long 0x11000068
 	/* GDTE_PRESENT | GDTE_SYS_TSS */
-	.long 0x8900
+	.long 0x893a
 	.long 0
 	.long 0
 	_gdt_end: