diff --git a/soc/xtensa/intel_adsp/cavs_v15/include/soc/memory.h b/soc/xtensa/intel_adsp/cavs_v15/include/soc/memory.h
index 37f54ed131f..3e3fa833c9d 100644
--- a/soc/xtensa/intel_adsp/cavs_v15/include/soc/memory.h
+++ b/soc/xtensa/intel_adsp/cavs_v15/include/soc/memory.h
@@ -87,7 +87,7 @@
  * Interrupt Descriptor Table (IDT). This is a bogus address as this
  * section will be stripped off in the final image.
  */
-#define IDT_BASE				(RAM_BASE + RAM_SIZE)
+#define IDT_BASE				0xFFFFDFFF
 
 /* size of the Interrupt Descriptor Table (IDT) */
 #define IDT_SIZE				0x2000
diff --git a/soc/xtensa/intel_adsp/cavs_v18/include/soc/memory.h b/soc/xtensa/intel_adsp/cavs_v18/include/soc/memory.h
index ab8302d1fc3..6ffe7d4d4d9 100644
--- a/soc/xtensa/intel_adsp/cavs_v18/include/soc/memory.h
+++ b/soc/xtensa/intel_adsp/cavs_v18/include/soc/memory.h
@@ -84,7 +84,7 @@
  * Interrupt Descriptor Table (IDT). This is a bogus address as this
  * section will be stripped off in the final image.
  */
-#define IDT_BASE				(RAM_BASE + RAM_SIZE)
+#define IDT_BASE				0xFFFFDFFF
 
 /* size of the Interrupt Descriptor Table (IDT) */
 #define IDT_SIZE				0x2000
diff --git a/soc/xtensa/intel_adsp/cavs_v20/include/soc/memory.h b/soc/xtensa/intel_adsp/cavs_v20/include/soc/memory.h
index 0ffcebc39ba..27aac28fda1 100644
--- a/soc/xtensa/intel_adsp/cavs_v20/include/soc/memory.h
+++ b/soc/xtensa/intel_adsp/cavs_v20/include/soc/memory.h
@@ -84,7 +84,7 @@
  * Interrupt Descriptor Table (IDT). This is a bogus address as this
  * section will be stripped off in the final image.
  */
-#define IDT_BASE				(RAM_BASE + RAM_SIZE)
+#define IDT_BASE				0xFFFFDFFF
 
 /* size of the Interrupt Descriptor Table (IDT) */
 #define IDT_SIZE				0x2000
diff --git a/soc/xtensa/intel_adsp/cavs_v25/include/soc/memory.h b/soc/xtensa/intel_adsp/cavs_v25/include/soc/memory.h
index 7751ef6078a..ddfbe8b0603 100644
--- a/soc/xtensa/intel_adsp/cavs_v25/include/soc/memory.h
+++ b/soc/xtensa/intel_adsp/cavs_v25/include/soc/memory.h
@@ -84,7 +84,7 @@
  * Interrupt Descriptor Table (IDT). This is a bogus address as this
  * section will be stripped off in the final image.
  */
-#define IDT_BASE				(RAM_BASE + RAM_SIZE)
+#define IDT_BASE				0xFFFFDFFF
 
 /* size of the Interrupt Descriptor Table (IDT) */
 #define IDT_SIZE				0x2000
diff --git a/soc/xtensa/intel_s1000/memory.h b/soc/xtensa/intel_s1000/memory.h
index 1e6b9147bfd..1995bf217c2 100644
--- a/soc/xtensa/intel_s1000/memory.h
+++ b/soc/xtensa/intel_s1000/memory.h
@@ -63,7 +63,7 @@
  * Interrupt Descriptor Table (IDT). This is a bogus address as this
  * section will be stripped off in the final image.
  */
-#define IDT_BASE				(RAM_BASE + RAM_SIZE)
+#define IDT_BASE				0xFFFFDFFF
 
 /* size of the Interrupt Descriptor Table (IDT) */
 #define IDT_SIZE				0x2000