diff --git a/includes/definitions/cucm.yaml b/includes/definitions/ucos.yaml
similarity index 93%
rename from includes/definitions/cucm.yaml
rename to includes/definitions/ucos.yaml
index 3f536e7e87b8..cc4d2212fd11 100644
--- a/includes/definitions/cucm.yaml
+++ b/includes/definitions/ucos.yaml
@@ -1,4 +1,4 @@
-os: cucm
+os: ucos
 text: 'Cisco Unified Communications Manager'
 type: collaboration
 icon: cisco
@@ -29,3 +29,5 @@ mib_dir:
 discovery:
     - sysObjectId:
         - .1.3.6.1.4.1.9.1.1348
+    - sysDescr:
+        - 'Software:UCOS'
\ No newline at end of file
diff --git a/includes/polling/os/cucm.inc.php b/includes/polling/os/ucos.inc.php
similarity index 100%
rename from includes/polling/os/cucm.inc.php
rename to includes/polling/os/ucos.inc.php
diff --git a/tests/snmpsim/cucm.snmprec b/tests/snmpsim/ucos.snmprec
similarity index 100%
rename from tests/snmpsim/cucm.snmprec
rename to tests/snmpsim/ucos.snmprec
diff --git a/tests/snmpsim/ucos_1.snmprec b/tests/snmpsim/ucos_1.snmprec
new file mode 100644
index 000000000000..f831c5882bde
--- /dev/null
+++ b/tests/snmpsim/ucos_1.snmprec
@@ -0,0 +1,2 @@
+1.3.6.1.2.1.1.1.0|4|Hardware:VMware, 2 Intel(R) Xeon(R) CPU E7- 2860  @ 2.27GHz, 4096 MB Memory: Software:UCOS 4.0.0.0-40
+1.3.6.1.2.1.1.2.0|6|1.3.6.1.4.1.99.1.1.3.28
\ No newline at end of file