diff --git a/gc.c b/gc.c
index fa294b1f99..ad448598ef 100644
--- a/gc.c
+++ b/gc.c
@@ -608,8 +608,6 @@ typedef struct RVALUE {
 #pragma pack(pop)
 #endif
 
-STATIC_ASSERT(sizeof_rvalue, sizeof(RVALUE) == 5*SIZEOF_VALUE);
-
 typedef uintptr_t bits_t;
 enum {
     BITS_SIZE = sizeof(bits_t),