diff --git a/grep.c b/grep.c
index 4db1510d16..c2bce6c2c7 100644
--- a/grep.c
+++ b/grep.c
@@ -559,7 +559,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt
 		pcre2_jit_stack_assign(p->pcre2_match_context, NULL, p->pcre2_jit_stack);
 	} else if (p->pcre2_jit_on != 0) {
 		BUG("The pcre2_jit_on variable should be 0 or 1, not %d",
-		    p->pcre1_jit_on);
+		    p->pcre2_jit_on);
 	}
 }