diff --git a/src/ssb.js.c b/src/ssb.js.c
index 273b31c2..2e17eda9 100644
--- a/src/ssb.js.c
+++ b/src/ssb.js.c
@@ -234,7 +234,7 @@ void _tf_ssb_blob_store_callback(const char* id, bool is_new, void* user_data)
 static JSValue _tf_ssb_blobStore(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
 {
 	blob_store_t* store = tf_malloc(sizeof(blob_store_t));
-	*store = (blob_store_t) { 0 };
+	*store = (blob_store_t) { .context = context };
 	JSValue result = JS_NewPromiseCapability(context, store->promise);
 
 	tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);