diff --git a/README.md b/README.md
index f3f2ccf..6b2f5eb 100644
--- a/README.md
+++ b/README.md
@@ -407,7 +407,7 @@ Options:
  --disable_no_new_privs 
 	Don't set the prctl(NO_NEW_PRIVS, 1) (DANGEROUS)
  --rlimit_as VALUE
-	RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 512)
+	RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 4096)
  --rlimit_core VALUE
 	RLIMIT_CORE in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 0)
  --rlimit_cpu VALUE
diff --git a/cmdline.cc b/cmdline.cc
index a2b825b..0e98cd0 100644
--- a/cmdline.cc
+++ b/cmdline.cc
@@ -103,7 +103,7 @@ struct custom_option custom_opts[] = {
     { { "skip_setsid", no_argument, NULL, 0x0504 }, "Don't call setsid(), allows for terminal signal handling in the sandboxed process. Dangerous" },
     { { "pass_fd", required_argument, NULL, 0x0505 }, "Don't close this FD before executing the child process (can be specified multiple times), by default: 0/1/2 are kept open" },
     { { "disable_no_new_privs", no_argument, NULL, 0x0507 }, "Don't set the prctl(NO_NEW_PRIVS, 1) (DANGEROUS)" },
-    { { "rlimit_as", required_argument, NULL, 0x0201 }, "RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 512)" },
+    { { "rlimit_as", required_argument, NULL, 0x0201 }, "RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 4096)" },
     { { "rlimit_core", required_argument, NULL, 0x0202 }, "RLIMIT_CORE in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 0)" },
     { { "rlimit_cpu", required_argument, NULL, 0x0203 }, "RLIMIT_CPU, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 600)" },
     { { "rlimit_fsize", required_argument, NULL, 0x0204 }, "RLIMIT_FSIZE in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM64_INFINITY (default: 1)" },
diff --git a/nsjail.1 b/nsjail.1
index 439f8e1..f82042a 100644
--- a/nsjail.1
+++ b/nsjail.1
@@ -119,7 +119,7 @@ Don't close this FD before executing the child process (can be specified multipl
 Don't set the prctl(NO_NEW_PRIVS, 1) (DANGEROUS)
 .TP
 \fB\-\-rlimit_as\fR VALUE
-RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM_INFINITY (default: 512)
+RLIMIT_AS in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current soft limit, 'inf' for RLIM_INFINITY (default: 4096)
 .TP
 \fB\-\-rlimit_core\fR VALUE
 RLIMIT_CORE in MB, 'max' or 'hard' for the current hard limit, 'def' or 'soft' for the current limit, 'inf' for RLIM_INFINITY (default: 0)