diff --git a/plugins/bsc/lib/bsc_plugin.rb b/plugins/bsc/lib/bsc_plugin.rb
index 0192261..e31aaf1 100644
--- a/plugins/bsc/lib/bsc_plugin.rb
+++ b/plugins/bsc/lib/bsc_plugin.rb
@@ -1,5 +1,5 @@
-require_dependency File.dirname(__FILE__) + 'ext/enterprise'
-require_dependency File.dirname(__FILE__) + 'ext/product'
+require_dependency File.dirname(__FILE__) + '/ext/enterprise'
+require_dependency File.dirname(__FILE__) + '/ext/product'
 
 class BscPlugin < Noosfero::Plugin
 
diff --git a/plugins/google_analytics/lib/google_analytics_plugin.rb b/plugins/google_analytics/lib/google_analytics_plugin.rb
index 52292c7..8ff1b8a 100644
--- a/plugins/google_analytics/lib/google_analytics_plugin.rb
+++ b/plugins/google_analytics/lib/google_analytics_plugin.rb
@@ -1,4 +1,4 @@
-require_dependency File.dirname(__FILE__) + 'ext/profile'
+require_dependency File.dirname(__FILE__) + '/ext/profile'
 
 class GoogleAnalyticsPlugin < Noosfero::Plugin
 
diff --git a/plugins/shopping_cart/lib/shopping_cart_plugin.rb b/plugins/shopping_cart/lib/shopping_cart_plugin.rb
index 3eff93b..1bce86e 100644
--- a/plugins/shopping_cart/lib/shopping_cart_plugin.rb
+++ b/plugins/shopping_cart/lib/shopping_cart_plugin.rb
@@ -1,5 +1,5 @@
-require_dependency File.dirname(__FILE__) + 'ext/enterprise'
-require_dependency File.dirname(__FILE__) + 'ext/person'
+require_dependency File.dirname(__FILE__) + '/ext/enterprise'
+require_dependency File.dirname(__FILE__) + '/ext/person'
 
 class ShoppingCartPlugin < Noosfero::Plugin
 
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libgit2 0.21.2