diff --git a/libselinux/include/selinux/avc.h b/libselinux/include/selinux/avc.h
index 4bbd23824..1f79ba161 100644
--- a/libselinux/include/selinux/avc.h
+++ b/libselinux/include/selinux/avc.h
@@ -215,7 +215,7 @@ extern int avc_init(const char *msgprefix,
  * is set to "avc" and any callbacks desired should be specified via
  * selinux_set_callback().  Available options are listed above.
  */
-extern int avc_open(struct selinux_opt *opts, unsigned nopts);
+extern int avc_open(const struct selinux_opt *opts, unsigned nopts);
 
 /**
  * avc_cleanup - Remove unused SIDs and AVC entries.
diff --git a/libselinux/man/man3/avc_open.3 b/libselinux/man/man3/avc_open.3
index 55683bb65..74f855933 100644
--- a/libselinux/man/man3/avc_open.3
+++ b/libselinux/man/man3/avc_open.3
@@ -10,7 +10,7 @@ avc_open, avc_destroy, avc_reset, avc_cleanup \- userspace SELinux AVC setup and
 .br
 .B #include <selinux/avc.h>
 .sp
-.BI "int avc_open(struct selinux_opt *" options ", unsigned " nopt ");"
+.BI "int avc_open(const struct selinux_opt *" options ", unsigned " nopt ");"
 .sp
 .BI "void avc_destroy(void);"
 .sp
diff --git a/libselinux/src/avc.c b/libselinux/src/avc.c
index ce87ac169..7af5d1926 100644
--- a/libselinux/src/avc.c
+++ b/libselinux/src/avc.c
@@ -225,7 +225,7 @@ static int avc_init_internal(const char *prefix,
 	return rc;
 }
 
-int avc_open(struct selinux_opt *opts, unsigned nopts)
+int avc_open(const struct selinux_opt *opts, unsigned nopts)
 {
 	avc_setenforce = 0;