diff --git a/apps/canvas/back/src/lib/analyze.ts b/apps/canvas/back/src/lib/analyze.ts
index e1fa699..28eecbf 100644
--- a/apps/canvas/back/src/lib/analyze.ts
+++ b/apps/canvas/back/src/lib/analyze.ts
@@ -1,4 +1,4 @@
-import { FileSystem } from "./fs";
+import { FileSystem } from "./fs.js";
 
 export interface ServiceAnalyzer {
 	detect: (fs: FileSystem, root: string) => boolean;
diff --git a/apps/canvas/back/src/lib/nodejs.test.ts b/apps/canvas/back/src/lib/nodejs.test.ts
index 7d406b1..5de8423 100644
--- a/apps/canvas/back/src/lib/nodejs.test.ts
+++ b/apps/canvas/back/src/lib/nodejs.test.ts
@@ -1,8 +1,8 @@
-import { NodeJSAnalyzer } from "./nodejs";
-import { FileSystem, RealFileSystem } from "./fs";
+import { NodeJSAnalyzer } from "./nodejs.js";
+import { FileSystem, RealFileSystem } from "./fs.js";
 import { Volume, IFs, createFsFromVolume } from "memfs";
 import { test, expect } from "@jest/globals";
-import { expandValue } from "./env";
+import { expandValue } from "./env.js";
 import shell from "shelljs";
 
 class InMemoryFileSystem implements FileSystem {
diff --git a/apps/canvas/back/src/lib/nodejs.ts b/apps/canvas/back/src/lib/nodejs.ts
index 07e6c1f..3369b1d 100644
--- a/apps/canvas/back/src/lib/nodejs.ts
+++ b/apps/canvas/back/src/lib/nodejs.ts
@@ -1,10 +1,10 @@
 import path from "path";
-import { FileSystem } from "./fs";
-import { ServiceAnalyzer, ConfigVar, ConfigVarCategory, ConfigVarSemanticType } from "./analyze";
+import { FileSystem } from "./fs.js";
+import { ServiceAnalyzer, ConfigVar, ConfigVarCategory, ConfigVarSemanticType } from "./analyze.js";
 import { parse as parseDotenv } from "dotenv";
 import { parsePrismaSchema } from "@loancrate/prisma-schema-parser";
-import { augmentConfigVar } from "./semantics";
-import { expandValue } from "./env";
+import { augmentConfigVar } from "./semantics.js";
+import { expandValue } from "./env.js";
 import { z } from "zod";
 
 const packageJsonFileName = "package.json";
diff --git a/apps/canvas/back/src/lib/semantics.ts b/apps/canvas/back/src/lib/semantics.ts
index 2cbd1ab..f365f83 100644
--- a/apps/canvas/back/src/lib/semantics.ts
+++ b/apps/canvas/back/src/lib/semantics.ts
@@ -1,4 +1,4 @@
-import { ConfigVar, ConfigVarSemanticType } from "./analyze";
+import { ConfigVar, ConfigVarSemanticType } from "./analyze.js";
 
 export function augmentConfigVar(cv: ConfigVar) {
 	if (cv.semanticType != null) {