diff --git a/src/main-process/atom-protocol-handler.js b/src/main-process/atom-protocol-handler.js
index 1affba02a..50f16b459 100644
--- a/src/main-process/atom-protocol-handler.js
+++ b/src/main-process/atom-protocol-handler.js
@@ -20,6 +20,9 @@ class AtomProtocolHandler {
 
     if (!safeMode) {
       this.loadPaths.push(path.join(process.env.ATOM_HOME, 'dev', 'packages'))
+      if (process.env.ATOM_DEV_RESOURCE_PATH) {
+        this.loadPaths.push(path.join(process.env.ATOM_DEV_RESOURCE_PATH, 'packages'))
+      }      
     }
 
     this.loadPaths.push(path.join(process.env.ATOM_HOME, 'packages'))
diff --git a/src/package-manager.js b/src/package-manager.js
index 17a5f2214..ece7dd017 100644
--- a/src/package-manager.js
+++ b/src/package-manager.js
@@ -61,6 +61,9 @@ module.exports = class PackageManager {
     if (params.configDirPath != null && !params.safeMode) {
       if (this.devMode) {
         this.packageDirPaths.push(path.join(params.configDirPath, 'dev', 'packages'))
+        if (process.env.ATOM_DEV_RESOURCE_PATH) {
+          this.packageDirPaths.push(path.join(process.env.ATOM_DEV_RESOURCE_PATH, 'packages'))
+        }        
       }
       this.packageDirPaths.push(path.join(params.configDirPath, 'packages'))
     }