diff --git a/vlib/v/gen/c/cheaders.v b/vlib/v/gen/c/cheaders.v
index 235e763f0d..45f9326583 100644
--- a/vlib/v/gen/c/cheaders.v
+++ b/vlib/v/gen/c/cheaders.v
@@ -101,12 +101,12 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
 
 #elif defined(__V_arm64)
 static char __closure_thunk[] = {
-	0x11, 0x00, 0xFE, 0x58,  // ldr x17, userdata
+	0x11, 0x00, 0xFE, 0x5C,  // ldr d17, userdata
 	0x30, 0x00, 0xFE, 0x58,  // ldr x16, fn
 	0x00, 0x02, 0x1F, 0xD6   // br  x16
 };
 static char __CLOSURE_GET_DATA_BYTES[] = {
-	0xE0, 0x03, 0x11, 0xAA,  // mov x0, x17
+	0x20, 0x02, 0x66, 0x9E,  // fmov x0, d17
 	0xC0, 0x03, 0x5F, 0xD6   // ret
 };
 #elif defined(__V_arm32)
diff --git a/vlib/v/tests/fns/closure_generator_test.v b/vlib/v/tests/fns/closure_generator_test.v
index 22110bf53a..1a7491eb06 100644
--- a/vlib/v/tests/fns/closure_generator_test.v
+++ b/vlib/v/tests/fns/closure_generator_test.v
@@ -11,10 +11,6 @@ fn get_max_params() int {
 }
 
 fn get_max_string_params() int {
-	$if macos || (clang && arm64) {
-		return 9
-	}
-
 	return 16
 }