diff -r b7b777fc916c -r d3122089b67c src/HOL/Tools/Sledgehammer/sledgehammer_commands.ML
--- a/src/HOL/Tools/Sledgehammer/sledgehammer_commands.ML	Wed Jun 07 17:09:17 2023 +0200
+++ b/src/HOL/Tools/Sledgehammer/sledgehammer_commands.ML	Wed Jun 14 15:47:27 2023 +0200
@@ -53,8 +53,8 @@
    ("verbose", "false"),
    ("overlord", "false"),
    ("spy", "false"),
-   ("abduce", "smart"),
-   ("falsify", "smart"),
+   ("abduce", "0"),
+   ("falsify", "false"),
    ("type_enc", "smart"),
    ("strict", "false"),
    ("lam_trans", "smart"),