diff --git a/kernel/drivers/opensbi/opensbi.cpp b/kernel/drivers/opensbi/opensbi.cpp
index 677b999..330c6f9 100644
--- a/kernel/drivers/opensbi/opensbi.cpp
+++ b/kernel/drivers/opensbi/opensbi.cpp
@@ -20,11 +20,11 @@ namespace opensbi {
         register sbiword_t r_a3 asm("a3") = a3;
         register sbiword_t r_a4 asm("a4") = a4;
         register sbiword_t r_a5 asm("a5") = a5;
-        asm volatile("ecall" :  // Instruction
-                "=r"(r_a0), "=r"(r_a1) :  // Inputs
-                "r"(r_a7), "r"(r_a6),  // Outputs
-                "r"(r_a0), "r"(r_a1), "r"(r_a2),
-                "r"(r_a3), "r"(r_a4), "r"(r_a5));
+        asm volatile(
+            "ecall" :
+            "=r"(r_a0), "=r"(r_a1) :
+            "r"(r_a0), "r"(r_a1), "r"(r_a2), "r"(r_a3),
+            "r"(r_a4), "r"(r_a5), "r"(r_a7), "r"(r_a6));
         return {.error = r_a0, .value = r_a1};
     }