diff --git a/types/ember-testing-helpers/tsconfig.json b/types/ember-testing-helpers/tsconfig.json
index aaf474ecba..cd7634bd25 100644
--- a/types/ember-testing-helpers/tsconfig.json
+++ b/types/ember-testing-helpers/tsconfig.json
@@ -14,7 +14,8 @@
         ],
         "types": [],
         "noEmit": true,
-        "forceConsistentCasingInFileNames": true
+        "forceConsistentCasingInFileNames": true,
+        "allowSyntheticDefaultImports": true
     },
     "files": [
         "index.d.ts",
diff --git a/types/ember/tsconfig.json b/types/ember/tsconfig.json
index d2f27dfec9..fbc4052a08 100644
--- a/types/ember/tsconfig.json
+++ b/types/ember/tsconfig.json
@@ -14,10 +14,11 @@
         ],
         "types": [],
         "noEmit": true,
-        "forceConsistentCasingInFileNames": true
+        "forceConsistentCasingInFileNames": true,
+        "allowSyntheticDefaultImports": true
     },
     "files": [
         "index.d.ts",
         "ember-tests.ts"
     ]
-}
\ No newline at end of file
+}
diff --git a/types/rsvp/index.d.ts b/types/rsvp/index.d.ts
index a983904718..7ea82988f4 100644
--- a/types/rsvp/index.d.ts
+++ b/types/rsvp/index.d.ts
@@ -379,4 +379,4 @@ declare namespace RSVP {
     export function rethrow<C>(reason: C): void;
 }
 
-export default RSVP;
+export = RSVP;
diff --git a/types/rsvp/rsvp-tests.ts b/types/rsvp/rsvp-tests.ts
index 519947dcc7..aec0acfede 100644
--- a/types/rsvp/rsvp-tests.ts
+++ b/types/rsvp/rsvp-tests.ts
@@ -1,4 +1,4 @@
-import RSVP from 'rsvp';
+import RSVP = require('rsvp');
 
 let promise1: RSVP.Promise<number, Error> = RSVP.Promise.resolve(1);
 let promise1a: RSVP.Promise<number, Error> = RSVP.resolve(1);
diff --git a/types/rsvp/tsconfig.json b/types/rsvp/tsconfig.json
index 58c8e605be..4eb44a2f7d 100644
--- a/types/rsvp/tsconfig.json
+++ b/types/rsvp/tsconfig.json
@@ -19,4 +19,4 @@
         "index.d.ts",
         "rsvp-tests.ts"
     ]
-}
\ No newline at end of file
+}