diff --git a/rialto/Android.bp b/rialto/Android.bp
index 326f6fc..12d6e7b 100644
--- a/rialto/Android.bp
+++ b/rialto/Android.bp
@@ -13,6 +13,7 @@
         "libbssl_ffi_nostd",
         "libciborium_io_nostd",
         "libciborium_nostd",
+        "libcstr",
         "libdiced_open_dice_nostd",
         "libdiced_sample_inputs_nostd",
         "libhyp",
diff --git a/rialto/src/fdt.rs b/rialto/src/fdt.rs
index 8bb40c3..09cdd36 100644
--- a/rialto/src/fdt.rs
+++ b/rialto/src/fdt.rs
@@ -15,8 +15,8 @@
 //! High-level FDT functions.
 
 use core::ops::Range;
+use cstr::cstr;
 use libfdt::{Fdt, FdtError};
-use vmbase::cstr;
 
 /// Reads the DICE data range from the given `fdt`.
 pub fn read_dice_range_from(fdt: &Fdt) -> libfdt::Result<Range<usize>> {