diff --git a/tools/spectral/ipa/__tests__/utils/operationIdGeneration.test.js b/tools/spectral/ipa/__tests__/utils/operationIdGeneration.test.js
index d297df8832..6fb11e856c 100644
--- a/tools/spectral/ipa/__tests__/utils/operationIdGeneration.test.js
+++ b/tools/spectral/ipa/__tests__/utils/operationIdGeneration.test.js
@@ -58,6 +58,8 @@ describe('tools/spectral/ipa/utils/operationIdGeneration.js', () => {
       expect(numberOfWords('createGroup')).toEqual(2);
       expect(numberOfWords('createGroupCluster')).toEqual(3);
       expect(numberOfWords('createGroupClusterIndex')).toEqual(4);
+      expect(numberOfWords('getOpenAPIInfo')).toEqual(4);
+      expect(numberOfWords('getCustomDNS')).toEqual(3);
       expect(numberOfWords('')).toEqual(0);
     });
   });
@@ -68,6 +70,8 @@ describe('tools/spectral/ipa/utils/operationIdGeneration.js', () => {
         'createAutoScalingConfiguration'
       );
       expect(shortenOperationId('getFederationSettingConnectedOrgConfigRoleMapping')).toEqual('getConfigRoleMapping');
+      expect(shortenOperationId('getGroupAwsCustomDNS')).toEqual('getAwsCustomDNS');
+      expect(shortenOperationId('getExampleOpenAPIInfo')).toEqual('getOpenAPIInfo');
     });
 
     it('should make no change if the operation ID is <= 4 words long or undefined', () => {
diff --git a/tools/spectral/ipa/rulesets/functions/utils/operationIdGeneration.js b/tools/spectral/ipa/rulesets/functions/utils/operationIdGeneration.js
index 4299b760e0..f25ca29bb5 100644
--- a/tools/spectral/ipa/rulesets/functions/utils/operationIdGeneration.js
+++ b/tools/spectral/ipa/rulesets/functions/utils/operationIdGeneration.js
@@ -2,6 +2,7 @@ const inflection = require('inflection');
 import { isPathParam, removePrefix, isSingleResourceIdentifier } from './resourceEvaluation.js';
 
 const CAMEL_CASE = /[A-Z]?[a-z]+/g;
+const CAMEL_CASE_WITH_ABBREVIATIONS = /[A-Z]+(?![a-z])|[A-Z]*[a-z]+/g;
 
 /**
  * Returns IPA Compliant Operation ID.
@@ -57,12 +58,12 @@ export function generateOperationID(method, path) {
 }
 
 /**
- * Counts the number of words in a camelCase string.
+ * Counts the number of words in a camelCase string. Allows for abbreviations (e.g. 'getOpenAPI').
  * @param operationId
  * @returns {number}
  */
 export function numberOfWords(operationId) {
-  return operationId.match(CAMEL_CASE)?.length || 0;
+  return operationId.match(CAMEL_CASE_WITH_ABBREVIATIONS)?.length || 0;
 }
 
 /**
@@ -71,7 +72,7 @@ export function numberOfWords(operationId) {
  * @returns {string}
  */
 export function shortenOperationId(operationId) {
-  const words = operationId.match(CAMEL_CASE);
+  const words = operationId.match(CAMEL_CASE_WITH_ABBREVIATIONS);
   if (!words || words.length < 4) {
     return operationId; // Return as is if there are not enough words to shorten
   }