diff --git a/code/API_definitions/qos-profiles.yaml b/code/API_definitions/qos-profiles.yaml
index 0653bd2aed..05e0d6e2e7 100644
--- a/code/API_definitions/qos-profiles.yaml
+++ b/code/API_definitions/qos-profiles.yaml
@@ -403,7 +403,6 @@ components:
       example: voice
       minLength: 3
       maxLength: 256
-      format: string
       pattern: "^[a-zA-Z0-9_.-]+$"
 
     Rate:
diff --git a/code/API_definitions/qos-provisioning.yaml b/code/API_definitions/qos-provisioning.yaml
index d5439873e7..3871f069ed 100644
--- a/code/API_definitions/qos-provisioning.yaml
+++ b/code/API_definitions/qos-provisioning.yaml
@@ -587,7 +587,6 @@ components:
       example: QCI_1_voice
       minLength: 3
       maxLength: 256
-      format: string
       pattern: "^[a-zA-Z0-9_.-]+$"
 
     CloudEvent:
diff --git a/code/API_definitions/quality-on-demand.yaml b/code/API_definitions/quality-on-demand.yaml
index 142f4c2a1d..374a7900ec 100644
--- a/code/API_definitions/quality-on-demand.yaml
+++ b/code/API_definitions/quality-on-demand.yaml
@@ -760,7 +760,6 @@ components:
       example: voice
       minLength: 3
       maxLength: 256
-      format: string
       pattern: "^[a-zA-Z0-9_.-]+$"
 
     CloudEvent: