diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index 5c72956164..f5283fe424 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -2050,6 +2050,7 @@ (define-public tdb
                        (string-append "--prefix=" out))))))))
     (native-inputs
      (list docbook-xsl
+           libxcrypt
            libxslt
            python ;for the Waf build system
            which))