diff --git a/pkgs/development/libraries/cyrus-sasl/default.nix b/pkgs/development/libraries/cyrus-sasl/default.nix
index 7eb13f7136c7..0b151bfc719a 100644
--- a/pkgs/development/libraries/cyrus-sasl/default.nix
+++ b/pkgs/development/libraries/cyrus-sasl/default.nix
@@ -41,7 +41,11 @@ stdenv.mkDerivation rec {
     "--with-saslauthd=/run/saslauthd"
     "--enable-login"
     "--enable-shared"
-  ] ++ lib.optional enableLdap "--with-ldap=${openldap.dev}";
+  ] ++ lib.optional enableLdap "--with-ldap=${openldap.dev}"
+    ++ lib.optionals (stdenv.targetPlatform.useLLVM or false) [
+      "--disable-sample"
+      "CFLAGS=-DTIME_WITH_SYS_TIME"
+    ];
 
   installFlags = lib.optionals stdenv.isDarwin [ "framedir=$(out)/Library/Frameworks/SASL2.framework" ];