diff --git a/docs/20_Checks/check_cpu.md b/docs/20_Checks/check_cpu.md
index 58e5a909abc3e4e25c4c2e02bfdb6910029929b3..9e931f3711f419e7c81aee889f42920db7453c53 100644
--- a/docs/20_Checks/check_cpu.md
+++ b/docs/20_Checks/check_cpu.md
@@ -22,7 +22,7 @@ If there are processes with status D they will be shown (to analyze cpu waits).
 
 ## Syntax
 
-``$ check_NAME [-c CRITICAL] [-w WARING] [-i CRITICAL_IO]``
+``$ check_cpu [-c CRITICAL] [-w WARING] [-i CRITICAL_IO]``
 
 ### Parameters
 
diff --git a/docs/20_Checks/check_cronstatus.md b/docs/20_Checks/check_cronstatus.md
new file mode 100644
index 0000000000000000000000000000000000000000..19f90eedc4eb6c6748f86e9d2ce95b878dda1d99
--- /dev/null
+++ b/docs/20_Checks/check_cronstatus.md
@@ -0,0 +1,36 @@
+# Check Cronstatus
+
+## Introduction
+
+Show status of all Cronjobs using Axels Cronwrapper
+https://github.com/axelhahn/cronwrapper
+
+The last run of each job is verified to these conditions:
+
+* exitcode was 0
+* last run is younger than given TTL
+
+## Syntax
+
+`$ check_cronstatus [-h] [SCRIPT]`
+
+### Parameters
+
+```text
+OPTIONS:
+
+    -h or --help   show this help.
+
+PARAMETERS:
+
+    SCRIPT         optional: custom status script
+                   default: /opt/cronwrapper/cronstatus.sh
+```
+
+## Examples
+
+`check_cronstatus`
+    The Check of cronjobs with the default loction does not require any parameter
+
+`check_cronstatus /usr/share/cronwrapper/cronstatus.sh`
+    The Check of cronjobs with custom loction.