diff --git a/src/bio.c b/src/bio.c
index fc4d56695..9199bf23a 100644
--- a/src/bio.c
+++ b/src/bio.c
@@ -129,6 +129,8 @@ void *bioProcessBackgroundJobs(void *arg) {
         /* Process the job accordingly to its type. */
         if (type == REDIS_BIO_CLOSE_FILE) {
             close((long)job->arg1);
+        } else if (type == REDIS_BIO_AOF_FSYNC) {
+            fsync((long)job->arg1);
         } else {
             redisPanic("Wrong job type in bioProcessBackgroundJobs().");
         }
diff --git a/src/bio.h b/src/bio.h
index ebd01ee28..22a9b33e1 100644
--- a/src/bio.h
+++ b/src/bio.h
@@ -7,4 +7,5 @@ time_t bioOlderJobOfType(int type);
 
 /* Background job opcodes */
 #define REDIS_BIO_CLOSE_FILE    0 /* Deferred close(2) syscall. */
-#define REDIS_BIO_NUM_OPS       1
+#define REDIS_BIO_AOF_FSYNC     1 /* Deferred AOF fsync. */
+#define REDIS_BIO_NUM_OPS       2