diff --git a/package.json b/package.json
index 3884020..0a7e0ed 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@extollo/lib",
-  "version": "0.10.2",
+  "version": "0.10.3",
   "description": "The framework library that lifts up your code.",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",
diff --git a/src/service/Canonical.ts b/src/service/Canonical.ts
index 27f6424..bc4c140 100644
--- a/src/service/Canonical.ts
+++ b/src/service/Canonical.ts
@@ -119,11 +119,12 @@ export abstract class Canonical<T> extends Unit {
     }
 
     /**
-     * Get the suffix that files must have to be loaded by this service.
-     * Determines the runtime file extension based on the Node runtime.
+     * Returns true if the given file path has the correct suffix to be loaded by this unit.
      */
-    public getScriptSuffix(): string {
-        return `${this.suffix}${env('NODE_SCRIPT_SUFFIX', '.js')}`
+    public isValidSuffix(path: string): boolean {
+        const jsSuffix = `${this.suffix}.js`
+        const tsSuffix = `${this.suffix}.ts`
+        return path.endsWith(jsSuffix) || path.endsWith(tsSuffix)
     }
 
     /**
@@ -260,7 +261,7 @@ export abstract class Canonical<T> extends Unit {
     public async up(): Promise<void> {
         if ( await this.path.exists() ) {
             for await ( const entry of this.path.walk() ) {
-                if ( !entry.endsWith(this.getScriptSuffix()) ) {
+                if ( !this.isValidSuffix(entry) ) {
                     this.logging.debug(`Skipping file with invalid suffix: ${entry}`)
                     continue
                 }
@@ -305,7 +306,7 @@ export abstract class Canonical<T> extends Unit {
             .split('')
             .reverse()
             .join('')
-            .substr(this.getScriptSuffix().length)
+            .substr(this.suffix.length + 3)  // +3 to account for `.js` or `.ts` ending
             .split('')
             .reverse()
             .join('')
diff --git a/src/service/Routing.ts b/src/service/Routing.ts
index 9afa269..abe0843 100644
--- a/src/service/Routing.ts
+++ b/src/service/Routing.ts
@@ -39,9 +39,10 @@ export class Routing extends Unit {
         this.logging.verbose('Registering @extollo view engine namespace.')
         engine.registerNamespace('extollo', lib().concat('resources', 'views'))
 
-        const suffix = `.routes${env('NODE_SCRIPT_SUFFIX', '.js')}`
+        const jsSuffix = `.routes.js`
+        const tsSuffix = `.routes.ts`
         for await ( const entry of this.path.walk() ) {
-            if ( !entry.endsWith(suffix) ) {
+            if ( !entry.endsWith(jsSuffix) && !entry.endsWith(tsSuffix) ) {
                 this.logging.debug(`Skipping routes file with invalid suffix: ${entry}`)
                 continue
             }