diff --git a/src/racket/src/jit_ts.c b/src/racket/src/jit_ts.c
index 8037b706b1..142530bff9 100644
--- a/src/racket/src/jit_ts.c
+++ b/src/racket/src/jit_ts.c
@@ -153,6 +153,7 @@ define_ts_s_s(scheme_box, FSRC_OTHER)
 # define ts_scheme_checked_cadr scheme_checked_cadr
 # define ts_scheme_checked_cdar scheme_checked_cdar
 # define ts_scheme_checked_cddr scheme_checked_cddr
+# define ts_scheme_checked_length scheme_checked_length
 # define ts_scheme_checked_mcar scheme_checked_mcar
 # define ts_scheme_checked_mcdr scheme_checked_mcdr
 # define ts_scheme_checked_set_mcar scheme_checked_set_mcar
diff --git a/src/racket/src/jitcommon.c b/src/racket/src/jitcommon.c
index 0714f9f219..de51f496e9 100644
--- a/src/racket/src/jitcommon.c
+++ b/src/racket/src/jitcommon.c
@@ -1900,7 +1900,7 @@ static int common7(mz_jit_state *jitter, void *_data)
     CHECK_LIMIT();
 
     if (!i)
-      jit_movi_p(JIT_R0, scheme_true);
+      (void)jit_movi_p(JIT_R0, scheme_true);
     mz_epilog(JIT_R2);
 
     __START_SHORT_JUMPS__(1);
@@ -1933,7 +1933,7 @@ static int common7(mz_jit_state *jitter, void *_data)
       mz_epilog_without_jmp();
       jit_jmpr(JIT_V1);
     } else {
-      jit_movi_p(JIT_R0, scheme_false);
+      (void)jit_movi_p(JIT_R0, scheme_false);
       mz_epilog(JIT_R2);
     }