diff --git a/app/models/budget.rb b/app/models/budget.rb
index 0ff6310..2d45fe2 100644
--- a/app/models/budget.rb
+++ b/app/models/budget.rb
@@ -111,7 +111,7 @@ class Budget
   def amount_missing_on_issues
     time_logs = TimeEntry.find_all_by_project_id_and_issue_id(self.project, nil)
 
-    return time_logs.collect(&:cost).inject { |sum, n| sum + n}
+    return time_logs.collect(&:cost).sum
   end
   
   # Dollar amount of time that has been logged to issues that are not assigned to deliverables
@@ -127,6 +127,6 @@ class Budget
 
     time_logs = missing_issues.collect(&:time_entries).flatten
     
-    return time_logs.collect(&:cost).inject { |sum, n| sum + n}
+    return time_logs.collect(&:cost).sum
   end
 end
diff --git a/app/models/fixed_deliverable.rb b/app/models/fixed_deliverable.rb
index dd6ba10..8ebc878 100644
--- a/app/models/fixed_deliverable.rb
+++ b/app/models/fixed_deliverable.rb
@@ -17,7 +17,7 @@ class FixedDeliverable < Deliverable
     # Get all timelogs assigned
     time_logs = self.issues.collect(&:time_entries).flatten
     
-    return total + time_logs.collect(&:cost).inject { |sum, n| sum + n} 
+    return total + time_logs.collect(&:cost).sum 
     
   end
   
diff --git a/app/models/hourly_deliverable.rb b/app/models/hourly_deliverable.rb
index 3102c59..c91c20f 100644
--- a/app/models/hourly_deliverable.rb
+++ b/app/models/hourly_deliverable.rb
@@ -10,7 +10,7 @@ class HourlyDeliverable < Deliverable
     # Get all timelogs assigned
     time_logs = self.issues.collect(&:time_entries).flatten
 
-    return time_logs.collect(&:cost).inject { |sum, n| sum + n} 
+    return time_logs.collect(&:cost).sum 
   end
   
   def profit # :nodoc:
diff --git a/app/models/member_spent.rb b/app/models/member_spent.rb
index f8f2dd4..76bb05f 100644
--- a/app/models/member_spent.rb
+++ b/app/models/member_spent.rb
@@ -25,8 +25,8 @@ class MemberSpent
     project.members.each do |member|
       member_time_entries = time_entries.select { |tl| tl.user_id == member.user.id}
       
-      spent = member_time_entries.collect(&:cost).inject { |sum, n| sum + n}
-      hours = member_time_entries.collect(&:hours).inject { |sum, n| sum + n}
+      spent = member_time_entries.collect(&:cost).sum
+      hours = member_time_entries.collect(&:hours).sum
 
       membership << MemberSpent.new({ 
                                       :user => member.user,