diff --git a/target/arm/helper.c b/target/arm/helper.c
index 91f78c91ce..d4db21dc92 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -6540,7 +6540,6 @@ static void define_debug_regs(ARMCPU *cpu)
         define_one_arm_cp_reg(cpu, &dbgdidr);
     }
 
-    /* Note that all these register fields hold "number of Xs minus 1". */
     brps = arm_num_brps(cpu);
     wrps = arm_num_wrps(cpu);
     ctx_cmps = arm_num_ctx_cmps(cpu);