diff --git a/vlib/v/gen/c/cheaders.v b/vlib/v/gen/c/cheaders.v
index da700feb20..5efbaf589d 100644
--- a/vlib/v/gen/c/cheaders.v
+++ b/vlib/v/gen/c/cheaders.v
@@ -113,15 +113,15 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
 static char __closure_thunk[] = {
 	0x04, 0xC0, 0x4F, 0xE2,  // adr ip, here
                              // here:
-	0x01, 0xC9, 0x4C, 0xE2,  // sub  ip, ip, #4000
+	0x01, 0xC9, 0x4C, 0xE2,  // sub  ip, ip, #0x4000
 	0x90, 0xCA, 0x07, 0xEE,  // vmov s15, ip
 	0x00, 0xC0, 0x9C, 0xE5,  // ldr  ip, [ip, 0]
 	0x1C, 0xFF, 0x2F, 0xE1   // bx   ip
 };
 static char __CLOSURE_GET_DATA_BYTES[] = {
-	0x90, 0x0A, 0x17, 0xEE,
-	0x04, 0x00, 0x10, 0xE5,
-	0x1E, 0xFF, 0x2F, 0xE1
+	0x90, 0x0A, 0x17, 0xEE,  // vmov r0, s15
+	0x04, 0x00, 0x10, 0xE5,  // ldr r0, [r0, #-4]
+	0x1E, 0xFF, 0x2F, 0xE1   // bx lr
 };
 #elif defined (__V_rv64)
 static char __closure_thunk[] = {