diff --git a/crypto/random_pool.c b/crypto/random_pool.c
index 93843a9eec7..e7846901da0 100644
--- a/crypto/random_pool.c
+++ b/crypto/random_pool.c
@@ -555,13 +555,15 @@ void up_randompool_initialize(void)
  * Input Parameters:
  *   bytes  - Buffer for returned random bytes
  *   nbytes - Number of bytes requested.
+ *   flags  - Bit mask that can contain zero or more of the ORed values
+ *            together.
  *
  * Returned Value:
  *   None
  *
  ****************************************************************************/
 
-void getrandom(FAR void *bytes, size_t nbytes)
+void getrandom(FAR void *bytes, size_t nbytes, unsigned int flags)
 {
   int ret;
 
diff --git a/drivers/crypto/dev_urandom.c b/drivers/crypto/dev_urandom.c
index 106f7ad527c..b6c6900501a 100644
--- a/drivers/crypto/dev_urandom.c
+++ b/drivers/crypto/dev_urandom.c
@@ -165,7 +165,7 @@ static ssize_t devurand_read(FAR struct file *filep, FAR char *buffer,
 #ifdef CONFIG_DEV_URANDOM_RANDOM_POOL
   if (len > 0)
     {
-      getrandom(buffer, len);
+      getrandom(buffer, len, 0);
     }
 
 #else
diff --git a/include/sys/random.h b/include/sys/random.h
index 65a224d0ec2..401146b4ee3 100644
--- a/include/sys/random.h
+++ b/include/sys/random.h
@@ -64,13 +64,15 @@
  * Input Parameters:
  *   bytes  - Buffer for returned random bytes
  *   nbytes - Number of bytes requested.
+ *   flags  - Bit mask that can contain zero or more of the ORed values
+ *            together.
  *
  * Returned Value:
  *   None
  *
  ****************************************************************************/
 
-void getrandom(FAR void *bytes, size_t nbytes);
+void getrandom(FAR void *bytes, size_t nbytes, unsigned int flags);
 
 #endif /* CONFIG_CRYPTO_RANDOM_POOL */
 
diff --git a/include/sys/syscall_lookup.h b/include/sys/syscall_lookup.h
index 235f3068b79..68a68031f4e 100644
--- a/include/sys/syscall_lookup.h
+++ b/include/sys/syscall_lookup.h
@@ -382,5 +382,5 @@ SYSCALL_LOOKUP(telldir,                    1)
  */
 
 #ifdef CONFIG_CRYPTO_RANDOM_POOL
-  SYSCALL_LOOKUP(getrandom,                2)
+  SYSCALL_LOOKUP(getrandom,                3)
 #endif
diff --git a/libs/libc/uuid/lib_uuid_create.c b/libs/libc/uuid/lib_uuid_create.c
index 29b415f76b4..3f581642b8c 100644
--- a/libs/libc/uuid/lib_uuid_create.c
+++ b/libs/libc/uuid/lib_uuid_create.c
@@ -44,7 +44,7 @@
 void uuid_create(uuid_t *u, uint32_t *status)
 {
 #ifdef CONFIG_CRYPTO_RANDOM_POOL
-  getrandom(u, sizeof(uuid_t));
+  getrandom(u, sizeof(uuid_t), 0);
 #else
   unsigned long *beg = (unsigned long *)u;
   unsigned long *end = (unsigned long *)(u + 1);
diff --git a/syscall/syscall.csv b/syscall/syscall.csv
index 7b727adcf1d..7d4a401a021 100644
--- a/syscall/syscall.csv
+++ b/syscall/syscall.csv
@@ -35,7 +35,7 @@
 "getitimer","sys/time.h","!defined(CONFIG_DISABLE_POSIX_TIMERS)","int","int","FAR struct itimerval *"
 "getpeername","sys/socket.h","defined(CONFIG_NET)","int","int","FAR struct sockaddr *","FAR socklen_t *"
 "getpid","unistd.h","","pid_t"
-"getrandom","sys/random.h","defined(CONFIG_CRYPTO_RANDOM_POOL)","void","FAR void *","size_t"
+"getrandom","sys/random.h","defined(CONFIG_CRYPTO_RANDOM_POOL)","void","FAR void *","size_t","unsigned int"
 "getsockname","sys/socket.h","defined(CONFIG_NET)","int","int","FAR struct sockaddr *","FAR socklen_t *"
 "getsockopt","sys/socket.h","defined(CONFIG_NET)","int","int","int","int","FAR void *","FAR socklen_t *"
 "getuid","unistd.h","defined(CONFIG_SCHED_USER_IDENTITY)","uid_t"