diff --git a/packages/cli/src/metadataGeneration/metadataGenerator.ts b/packages/cli/src/metadataGeneration/metadataGenerator.ts
index acf29efd7..0a36d2ce3 100644
--- a/packages/cli/src/metadataGeneration/metadataGenerator.ts
+++ b/packages/cli/src/metadataGeneration/metadataGenerator.ts
@@ -44,7 +44,7 @@ export class MetadataGenerator {
   }
 
   private setProgramToDynamicControllersFiles(controllers: string[], esm: boolean) {
-    const allGlobFiles = importClassesFromDirectories(controllers, esm ? ['.mts', '.ts', '.cts']: ['.ts']);
+    const allGlobFiles = importClassesFromDirectories(controllers, esm ? ['.mts', '.ts', '.cts'] : ['.ts']);
     if (allGlobFiles.length === 0) {
       throw new GenerateMetadataError(`[${controllers.join(', ')}] globs found 0 controllers.`);
     }
@@ -216,7 +216,7 @@ export class MetadataGenerator {
     if (!referenceType.refName) {
       return;
     }
-    this.referenceTypeMap[referenceType.refName] = referenceType;
+    this.referenceTypeMap[decodeURIComponent(referenceType.refName)] = referenceType;
   }
 
   public GetReferenceType(refName: string) {
diff --git a/packages/cli/src/metadataGeneration/typeResolver.ts b/packages/cli/src/metadataGeneration/typeResolver.ts
index 93f07266f..785aeac13 100644
--- a/packages/cli/src/metadataGeneration/typeResolver.ts
+++ b/packages/cli/src/metadataGeneration/typeResolver.ts
@@ -763,21 +763,19 @@ export class TypeResolver {
   }
 
   private getRefTypeName(name: string): string {
-    return encodeURIComponent(
-      name
-        .replace(/<|>/g, '_')
-        .replace(/\s+/g, '')
-        .replace(/,/g, '.')
-        .replace(/'([^']*)'/g, '$1')
-        .replace(/"([^"]*)"/g, '$1')
-        .replace(/&/g, '-and-')
-        .replace(/\|/g, '-or-')
-        .replace(/\[\]/g, '-Array')
-        .replace(/{|}/g, '_') // SuccessResponse_{indexesCreated-number}_ -> SuccessResponse__indexesCreated-number__
-        .replace(/([a-z]+):([a-z]+)/gi, '$1-$2') // SuccessResponse_indexesCreated:number_ -> SuccessResponse_indexesCreated-number_
-        .replace(/;/g, '--')
-        .replace(/([a-z]+)\[([a-z]+)\]/gi, '$1-at-$2'), // Partial_SerializedDatasourceWithVersion[format]_ -> Partial_SerializedDatasourceWithVersion~format~_,
-    );
+    return name
+      .replace(/<|>/g, '_')
+      .replace(/\s+/g, '')
+      .replace(/,/g, '.')
+      .replace(/'([^']*)'/g, '$1')
+      .replace(/"([^"]*)"/g, '$1')
+      .replace(/&/g, '-and-')
+      .replace(/\|/g, '-or-')
+      .replace(/\[\]/g, '-Array')
+      .replace(/{|}/g, '_') // SuccessResponse_{indexesCreated-number}_ -> SuccessResponse__indexesCreated-number__
+      .replace(/([a-z]+):([a-z]+)/gi, '$1-$2') // SuccessResponse_indexesCreated:number_ -> SuccessResponse_indexesCreated-number_
+      .replace(/;/g, '--')
+      .replace(/([a-z]+)\[([a-z]+)\]/gi, '$1-at-$2'); // Partial_SerializedDatasourceWithVersion[format]_ -> Partial_SerializedDatasourceWithVersion~format~_,
   }
 
   private attemptToResolveKindToPrimitive = (syntaxKind: ts.SyntaxKind): ResolvesToPrimitive | DoesNotResolveToPrimitive => {
diff --git a/packages/cli/src/swagger/specGenerator2.ts b/packages/cli/src/swagger/specGenerator2.ts
index 57c8f6ff0..ee5c3b50f 100644
--- a/packages/cli/src/swagger/specGenerator2.ts
+++ b/packages/cli/src/swagger/specGenerator2.ts
@@ -478,7 +478,7 @@ export class SpecGenerator2 extends SpecGenerator {
   }
 
   protected getSwaggerTypeForReferenceType(referenceType: Tsoa.ReferenceType): Swagger.BaseSchema {
-    return { $ref: `#/definitions/${referenceType.refName}` };
+    return { $ref: `#/definitions/${encodeURIComponent(referenceType.refName)}` };
   }
 
   private decideEnumType(anEnum: Array<string | number>, nameOfEnum: string): 'string' | 'number' {
diff --git a/packages/cli/src/swagger/specGenerator3.ts b/packages/cli/src/swagger/specGenerator3.ts
index f1da8ca63..55399be3c 100644
--- a/packages/cli/src/swagger/specGenerator3.ts
+++ b/packages/cli/src/swagger/specGenerator3.ts
@@ -572,7 +572,7 @@ export class SpecGenerator3 extends SpecGenerator {
   }
 
   protected getSwaggerTypeForReferenceType(referenceType: Tsoa.ReferenceType): Swagger.BaseSchema {
-    return { $ref: `#/components/schemas/${referenceType.refName}` };
+    return { $ref: `#/components/schemas/${encodeURIComponent(referenceType.refName)}` };
   }
 
   protected getSwaggerTypeForPrimitiveType(dataType: Tsoa.PrimitiveTypeLiteral): Swagger.Schema {