diff --git a/accel/tcg/translator.c b/accel/tcg/translator.c
index 53225290b1..3456455fa5 100644
--- a/accel/tcg/translator.c
+++ b/accel/tcg/translator.c
@@ -375,7 +375,7 @@ uint64_t translator_ldq(CPUArchState *env, DisasContextBase *db, vaddr pc)
     return ret;
 }
 
-void translator_fake_ldb(uint8_t insn8, vaddr pc)
+void translator_fake_ldb(DisasContextBase *db, vaddr pc, uint8_t insn8)
 {
     plugin_insn_append(pc, &insn8, sizeof(insn8));
 }
diff --git a/include/exec/translator.h b/include/exec/translator.h
index 212362f5a0..348985c3a3 100644
--- a/include/exec/translator.h
+++ b/include/exec/translator.h
@@ -222,15 +222,16 @@ translator_ldq_swap(CPUArchState *env, DisasContextBase *db,
 
 /**
  * translator_fake_ldb - fake instruction load
- * @insn8: byte of instruction
+ * @db: Disassembly context
  * @pc: program counter of instruction
+ * @insn8: byte of instruction
  *
  * This is a special case helper used where the instruction we are
  * about to translate comes from somewhere else (e.g. being
  * re-synthesised for s390x "ex"). It ensures we update other areas of
  * the translator with details of the executed instruction.
  */
-void translator_fake_ldb(uint8_t insn8, vaddr pc);
+void translator_fake_ldb(DisasContextBase *db, vaddr pc, uint8_t insn8);
 
 #ifdef COMPILING_PER_TARGET
 /*
diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 90a74ee795..6d7f6e7064 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -6203,7 +6203,7 @@ static const DisasInsn *extract_insn(CPUS390XState *env, DisasContext *s)
         /* Register insn bytes with translator so plugins work. */
         for (int i = 0; i < ilen; i++) {
             uint8_t byte = extract64(insn, 56 - (i * 8), 8);
-            translator_fake_ldb(byte, pc + i);
+            translator_fake_ldb(&s->base, pc + i, byte);
         }
         op = insn >> 56;
     } else {