diff --git a/mbv/configure b/mbv/configure
index add70d6..0b50a8d 100755
--- a/mbv/configure
+++ b/mbv/configure
@@ -43,6 +43,7 @@ class Config:
         "-g",
         "-Wl,--gc-sections",
         "-Wl,--print-memory-usage",
+        "-specs=nano.specs",
         "-flto",
         "-march=rv32i_zicsr",
     ]