diff --git a/src/strcmp.c b/src/strcmp.c
index 6d930d5..6eda193 100644
--- a/src/strcmp.c
+++ b/src/strcmp.c
@@ -20,7 +20,7 @@
 #include <sysexits.h> /* EX_OK, EX_OSERR, EX_USAGE */
 
 #ifdef __OpenBSD__
-#	include <unistd.h> /* pledge(2) */
+#	include <unistd.h> /* pledge(2), unveil(2) */
 #endif
 
 char *program_name = "strcmp";
@@ -29,7 +29,7 @@ int main(int argc, char *argv[]) {
 	unsigned int i;
 
 #ifdef __OpenBSD__
-	if (pledge("stdio", NULL) == -1) {
+	if (pledge("stdio unveil", NULL) == -1 || unveil(NULL, NULL) == -1) {
 		perror(argv[0] == NULL ? program_name : argv[0]);
 
 		return EX_OSERR;