diff --git a/index.js b/index.js
index 40f1e8bb68d..f6a6ca6d979 100644
--- a/index.js
+++ b/index.js
@@ -52,17 +52,17 @@ module.exports = {
 
       var emberDataBower = checker.for('ember-data', 'bower');
 
-      if (shims && !shims.satisfies('< 0.1.0') && emberDataBower.satisfies('< 2.3.0-beta.3')) {
+      if (shims && shims.version && !shims.satisfies('< 0.1.0') && emberDataBower.satisfies('< 2.3.0-beta.3')) {
         throw new SilentError('Using a version of ember-cli-shims greater than or equal to 0.1.0 will cause errors while loading Ember Data < 2.3.0-beta.3 Please update ember-cli-shims from ' + shims.version + ' to 0.0.6');
       }
 
-      if (shims && !shims.satisfies('>= 0.1.0') && emberDataBower.satisfies('>= 2.3.0-beta.3')) {
+      if (shims && shims.version && !shims.satisfies('>= 0.1.0') && emberDataBower.satisfies('>= 2.3.0-beta.3')) {
         throw new SilentError('Using a version of ember-cli-shims prior to 0.1.0 will cause errors while loading Ember Data 2.3.0-beta.3+. Please update ember-cli-shims from ' + shims.version + ' to 0.1.0.');
       }
 
     } else {
       // NPM only, but ember-cli-shims does not match
-      if (shims && !shims.satisfies('>= 0.1.0') && semver.satisfies(version, '^2.3.0-beta.3')) {
+      if (shims && shims.version && !shims.satisfies('>= 0.1.0') && semver.satisfies(version, '^2.3.0-beta.3')) {
         throw new SilentError('Using a version of ember-cli-shims prior to 0.1.0 will cause errors while loading Ember Data 2.3.0-beta.3+. Please update ember-cli-shims from ' + shims.version + ' to 0.1.0.');
       }
     }