diff --git a/src/t2iapi/operation/operation_requests.proto b/src/t2iapi/operation/operation_requests.proto
index 2d7c8be..e452c2e 100644
--- a/src/t2iapi/operation/operation_requests.proto
+++ b/src/t2iapi/operation/operation_requests.proto
@@ -27,7 +27,7 @@ message SetOperatingModeRequest {
 Request to set the @InvocationEffectiveTimeout of the pm:AbstractOperationDescriptor with the given handle to a value
 that is less than or equal to the requested threshold.
 */
-message SetInvocationEffectiveTimeoutLteToThresholdRequest {
+message SetInvocationEffectiveTimeoutLessThanOrEqualToThresholdRequest {
     string handle = 1;  // handle of the pm:AbstractOperationDescriptor for which the @InvocationEffectiveTimeout
                         // shall be set
     google.protobuf.Duration threshold = 2;  // threshold value in seconds at nanosecond resolution for which applies
diff --git a/src/t2iapi/operation/service.proto b/src/t2iapi/operation/service.proto
index 1bf6dc1..18da8bc 100644
--- a/src/t2iapi/operation/service.proto
+++ b/src/t2iapi/operation/service.proto
@@ -33,6 +33,7 @@ service OperationService {
     Set the @InvocationEffectiveTimeout of the pm:AbstractOperationDescriptor with the given handle to a value that is
     less than or equal to the requested threshold.
     */
-    rpc SetInvocationEffectiveTimeoutLteToThreshold (SetInvocationEffectiveTimeoutLteToThresholdRequest)
+    rpc SetInvocationEffectiveTimeoutLessThanOrEqualToThreshold (
+        SetInvocationEffectiveTimeoutLessThanOrEqualToThresholdRequest)
         returns (BasicResponse);
 }