diff --git a/tools/plictool.c b/tools/plictool.c
index da598e6..6041d65 100644
--- a/tools/plictool.c
+++ b/tools/plictool.c
@@ -24,7 +24,7 @@
 
 enum op { DUMP, CLAIM } operation = DUMP;
 const char *plic_address_str = "0x40800000";
-long ncontexts = 15872L;
+long ncontexts = 2L;
 long maxsources = 1024L;
 long nsources = 1024L;
 long claim_ctx = 0;