diff --git a/ion/src/device/shared/regs/cortex.h b/ion/src/device/shared/regs/cortex.h
index b89351ebe..15d6e4ace 100644
--- a/ion/src/device/shared/regs/cortex.h
+++ b/ion/src/device/shared/regs/cortex.h
@@ -100,25 +100,20 @@ public:
     using Register32::Register32;
   };
 
-  class DCISW : public Register32 {
+  class DCSW : public Register32 {
   public:
-    DCISW() : Register32(0) {}
+    DCSW() : Register32(0) {}
     REGS_FIELD(SET, uint16_t, 13, 5);
     REGS_FIELD(WAY, uint8_t, 31, 30);
   };
 
-  class DCCSW : public Register32 {
-  public:
-    DCCSW() : Register32(0) {}
-    REGS_FIELD(SET, uint16_t, 13, 5);
-    REGS_FIELD(WAY, uint8_t, 31, 30);
+  class DCISW : public DCSW {
   };
 
-  class DCCISW : public Register32 {
-  public:
-    DCCISW() : Register32(0) {}
-    REGS_FIELD(SET, uint16_t, 13, 5);
-    REGS_FIELD(WAY, uint8_t, 31, 30);
+  class DCCSW : public DCSW {
+  };
+
+  class DCCISW : public DCSW {
   };
 #endif