diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c
index d85c406069b..d0995bb9c48 100644
--- a/gdb/aarch64-tdep.c
+++ b/gdb/aarch64-tdep.c
@@ -2236,9 +2236,6 @@ aarch64_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int reg)
 
   if (tdep->has_pauth ())
     {
-      if (reg >= AARCH64_DWARF_PAUTH_DMASK && reg <= AARCH64_DWARF_PAUTH_CMASK)
-	return tdep->pauth_reg_base + reg - AARCH64_DWARF_PAUTH_DMASK;
-
       if (reg == AARCH64_DWARF_RA_SIGN_STATE)
 	return tdep->ra_sign_state_regnum;
     }
diff --git a/gdb/aarch64-tdep.h b/gdb/aarch64-tdep.h
index 9ca3aee1ed1..057525e68f4 100644
--- a/gdb/aarch64-tdep.h
+++ b/gdb/aarch64-tdep.h
@@ -35,8 +35,6 @@ struct regset;
 #define AARCH64_DWARF_X0   0
 #define AARCH64_DWARF_SP  31
 #define AARCH64_DWARF_RA_SIGN_STATE  34
-#define AARCH64_DWARF_PAUTH_DMASK  35
-#define AARCH64_DWARF_PAUTH_CMASK  36
 #define AARCH64_DWARF_V0  64
 #define AARCH64_DWARF_SVE_VG   46
 #define AARCH64_DWARF_SVE_FFR  47