diff --git a/languages/c/Types.mjs b/languages/c/Types.mjs
index 1ff0fdf9..35c46ba2 100644
--- a/languages/c/Types.mjs
+++ b/languages/c/Types.mjs
@@ -17,7 +17,7 @@
  */
 
 import deepmerge from 'deepmerge'
-import { getPath } from '../../src/shared/json-schema.mjs'
+import { getPath, getSafeEnumKeyName } from '../../src/shared/json-schema.mjs'
 import { getTypeName, getModuleName, description, getObjectManagement, getNativeType, getPropertyAccessors, capitalize, isOptional, generateEnum, getMapAccessors, getArrayAccessors, getPropertyGetterSignature, getFireboltStringType } from './src/types/NativeHelpers.mjs'
 import { getArrayAccessorsImpl, getMapAccessorsImpl, getObjectManagementImpl, getParameterInstantiation, getPropertyAccessorsImpl, getResultInstantiation, getCallbackParametersInstantiation, getCallbackResultInstantiation, getCallbackResponseInstantiation } from './src/types/ImplHelpers.mjs'
 import { getJsonContainerDefinition, getJsonDataStructName, getJsonDataPrefix } from './src/types/JSONHelpers.mjs'
@@ -717,24 +717,6 @@ function getJsonTypeInfo(module = {}, json = {}, name = '', schemas, prefix = ''
   return structure
 }
 
-function getTypeScriptType(jsonType) {
-  if (jsonType === 'integer') {
-    return 'number'
-  }
-  else {
-    return jsonType
-  }
-}
-
-const enumReducer = (acc, val, i, arr) => {
-  const keyName = val.split(':').pop().replace(/[\.\-]/g, '_').replace(/\+/g, '_plus').replace(/([a-z])([A-Z0-9])/g, '$1_$2').toUpperCase()
-  acc = acc + `    ${keyName} = '${val}'`
-  if (i < arr.length - 1) {
-    acc = acc.concat(',\n')
-  }
-  return acc
-}
-
 function getSchemaInstantiation(schema, module, name, { instantiationType = '', prefix = '' } = {}) {
 
   if (instantiationType === 'params') {
diff --git a/languages/c/src/types/NativeHelpers.mjs b/languages/c/src/types/NativeHelpers.mjs
index d2540279..061f30b8 100644
--- a/languages/c/src/types/NativeHelpers.mjs
+++ b/languages/c/src/types/NativeHelpers.mjs
@@ -22,7 +22,7 @@ import safe from 'crocks/Maybe/safe.js'
 import pointfree from 'crocks/pointfree/index.js'
 const { chain, filter, reduce, option, map } = pointfree
 import predicates from 'crocks/predicates/index.js'
-import { getPath, getExternalSchemaPaths } from '../../../../src/shared/json-schema.mjs'
+import { getPath, getExternalSchemaPaths, getSafeEnumKeyName } from '../../../../src/shared/json-schema.mjs'
 import deepmerge from 'deepmerge'
 
 const { isObject, isArray, propEq, pathSatisfies, hasProp, propSatisfies } = predicates
@@ -126,7 +126,7 @@ const getArrayAccessors = (arrayName, propertyType, valueType) => {
 }
 
 const enumValue = (val,prefix) => {
-  const keyName = val.replace(/[\.\-:]/g, '_').replace(/\+/g, '_plus').replace(/([a-z])([A-Z0-9])/g, '$1_$2').toUpperCase()
+  const keyName = getSafeEnumKeyName(val)
   return `    ${prefix.toUpperCase()}_${keyName.toUpperCase()}`
 }
 
diff --git a/src/macrofier/engine.mjs b/src/macrofier/engine.mjs
index d0535d00..6332ba39 100644
--- a/src/macrofier/engine.mjs
+++ b/src/macrofier/engine.mjs
@@ -31,7 +31,7 @@ const { isObject, isArray, propEq, pathSatisfies, propSatisfies } = predicates
 
 import { isRPCOnlyMethod, isProviderInterfaceMethod, getProviderInterface, getPayloadFromEvent, providerHasNoParameters, isTemporalSetMethod, isCallsMetricsMethod, isExcludedMethod, hasMethodAttributes, getMethodAttributes, isEventMethodWithContext, getSemanticVersion, getSetterFor, getProvidedCapabilities, isPolymorphicPullMethod, hasPublicAPIs, createPolymorphicMethods } from '../shared/modules.mjs'
 import isEmpty from 'crocks/core/isEmpty.js'
-import { getLinkedSchemaPaths, getSchemaConstraints, isSchema, localizeDependencies, isDefinitionReferencedBySchema } from '../shared/json-schema.mjs'
+import { getLinkedSchemaPaths, getSchemaConstraints, isSchema, localizeDependencies, isDefinitionReferencedBySchema, getSafeEnumKeyName } from '../shared/json-schema.mjs'
 
 // util for visually debugging crocks ADTs
 const _inspector = obj => {
@@ -634,7 +634,7 @@ const convertEnumTemplate = (schema, templateName, templates) => {
   for (var i = 0; i < template.length; i++) {
     if (template[i].indexOf('${key}') >= 0) {
       template[i] = enumSchema.enum.map(value => {
-        const safeName = value.split(':').pop().replace(/[\.\-]/g, '_').replace(/\+/g, '_plus').replace(/([a-z])([A-Z0-9])/g, '$1_$2').toUpperCase()
+        const safeName = getSafeEnumKeyName(value)
         return template[i].replace(/\$\{key\}/g, safeName)
           .replace(/\$\{value\}/g, value)
       }).join('\n')
diff --git a/src/shared/json-schema.mjs b/src/shared/json-schema.mjs
index e7bb1d86..76a5739f 100644
--- a/src/shared/json-schema.mjs
+++ b/src/shared/json-schema.mjs
@@ -355,8 +355,16 @@ const isDefinitionReferencedBySchema = (name = '', moduleJson = {}) => {
   return (refs.length > 0)
 }
 
+const getSafeEnumKeyName = (value) => value.split(':').pop()                           // use last portion of urn:style:values
+                                        .replace(/[\.\-]/g, '_')                       // replace dots and dashes
+                                        .replace(/\+/g, '_plus')                       // change + to _plus
+                                        .replace(/([a-z])([A-Z0-9])/g, '$1_$2')        // camel -> snake case
+                                        .replace(/^([0-9]+(\.[0-9]+)?)/, 'v$1')        // insert `v` in front of things that look like version numbers
+                                        .toUpperCase()                 
+
 export {
   getSchemaConstraints,
+  getSafeEnumKeyName,
   getExternalSchemaPaths,
   getLocalSchemas,
   getLocalSchemaPaths,
diff --git a/src/shared/typescript.mjs b/src/shared/typescript.mjs
index 5982137e..28e80086 100644
--- a/src/shared/typescript.mjs
+++ b/src/shared/typescript.mjs
@@ -17,7 +17,7 @@
  */
 
 import deepmerge from 'deepmerge'
-import { getPath, localizeDependencies } from './json-schema.mjs'
+import { getPath, getSafeEnumKeyName, localizeDependencies } from './json-schema.mjs'
 
 const isSynchronous = m => !m.tags ? false : m.tags.map(t => t.name).find(s => s === 'synchronous')
 
@@ -45,7 +45,7 @@ function getSchemaShape(schema = {}, module = {}, { name = '', level = 0, title,
     let theTitle = (level === 0 ? schema.title || name : name)
 
     if (enums && level === 0 && schema.type === "string" && Array.isArray(schema.enum)) {
-      return `enum ${schema.title || name} {\n\t` + schema.enum.map(value => value.split(':').pop().replace(/[\.\-]/g, '_').replace(/\+/g, '_plus').replace(/([a-z])([A-Z0-9])/g, '$1_$2').toUpperCase() + ` = '${value}'`).join(',\n\t') + '\n}\n'
+      return `enum ${schema.title || name} {\n\t` + schema.enum.map(value => getSafeEnumKeyName(value) + ` = '${value}'`).join(',\n\t') + '\n}\n'
     }
 
     if (!theTitle) {
@@ -338,7 +338,7 @@ function getSchemaShape(schema = {}, module = {}, { name = '', level = 0, title,
   }
 
   const enumReducer = (acc, val, i, arr) => {
-    const keyName = val.split(':').pop().replace(/[\.\-]/g, '_').replace(/\+/g, '_plus').replace(/([a-z])([A-Z0-9])/g, '$1_$2').toUpperCase()
+    const keyName = getSafeEnumKeyName(val)
     acc = acc + `    ${keyName} = '${val}'`
     if (i < arr.length-1) {
       acc = acc.concat(',\n')