diff --git a/exosphere/program/source/boot/secmon_make_page_table.cpp b/exosphere/program/source/boot/secmon_make_page_table.cpp
index 42e3cf9..ed4c2ec 100644
--- a/exosphere/program/source/boot/secmon_make_page_table.cpp
+++ b/exosphere/program/source/boot/secmon_make_page_table.cpp
@@ -128,6 +128,9 @@
                 /* Map the mariko program region as rwx. */
                 SetL3BlockEntry(l3, MemoryRegionVirtualTzramMarikoProgram.GetAddress(), MemoryRegionPhysicalTzramMarikoProgram.GetAddress(), MemoryRegionPhysicalTzramMarikoProgram.GetSize(), MappingAttributesEl3SecureRwCode);
 
+                /* Map the mariko program region as rwx. */
+                SetL3BlockEntry(l3, MemoryRegionVirtualTzramMarikoProgramStack.GetAddress(), MemoryRegionPhysicalTzramMarikoProgramStack.GetAddress(), MemoryRegionPhysicalTzramMarikoProgramStack.GetSize(), MappingAttributesEl3SecureRwData);
+
                 /* Map the boot code region. */
                 SetL3BlockEntry(l3, MemoryRegionVirtualTzramBootCode.GetAddress(), MemoryRegionPhysicalTzramBootCode.GetAddress(), MemoryRegionVirtualTzramBootCode.GetSize(), MappingAttributesEl3SecureRwCode);
 
diff --git a/libraries/libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp b/libraries/libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp
index a1208ed..620b088 100644
--- a/libraries/libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp
+++ b/libraries/libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp
@@ -199,6 +199,10 @@
     constexpr inline const MemoryRegion MemoryRegionPhysicalTzramMarikoProgram(UINT64_C(0x7C020000), 0x20000);
     static_assert(MemoryRegionPhysicalTzramMariko.Contains(MemoryRegionPhysicalTzramMarikoProgram));
 
+    constexpr inline const MemoryRegion MemoryRegionVirtualTzramMarikoProgramStack(UINT64_C(0x1F00F4000), 0x8000);
+    constexpr inline const MemoryRegion MemoryRegionPhysicalTzramMarikoProgramStack(UINT64_C(0x7C040000), 0x8000);
+    static_assert(MemoryRegionPhysicalTzramMariko.Contains(MemoryRegionPhysicalTzramMarikoProgramStack));
+
     constexpr inline const MemoryRegion MemoryRegionPhysicalMarikoProgramImage(UINT64_C(0x80020000), 0x20000);
     static_assert(MemoryRegionDram.Contains(MemoryRegionPhysicalMarikoProgramImage));