diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index db74ae8..66ad3cb 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,7 +2,6 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="3b316bef-b9c1-4439-9bfb-143060cec47d" name="Default" comment="">
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/backup/src/backup.py" afterPath="$PROJECT_DIR$/backup/src/backup.py" />
     </list>
     <ignored path="EC2.iws" />
@@ -29,7 +28,7 @@
       <file leaf-file-name="backup.py" pinned="false" current="true" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/backup/src/backup.py">
           <provider selected="true" editor-type-id="text-editor">
-            <state line="130" column="5" selection-start="4678" selection-end="4678" vertical-scroll-proportion="0.61928934">
+            <state line="129" column="44" selection-start="4663" selection-end="4663" vertical-scroll-proportion="0.57614213">
               <folding />
             </state>
           </provider>
@@ -222,7 +221,7 @@
   </component>
   <component name="ToolWindowManager">
     <frame x="-8" y="-8" width="1296" height="1000" extended-state="6" />
-    <editor active="false" />
+    <editor active="true" />
     <layout>
       <window_info id="Changes" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
@@ -230,7 +229,7 @@
       <window_info id="Dependency Viewer" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.3298887" sideWeight="0.51360947" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.43076923" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.48639053" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.48639053" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Documentation" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="FLOATING" visible="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" x="92" y="92" width="1096" height="800" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
@@ -361,7 +360,7 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/backup/src/backup.py">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="130" column="5" selection-start="4678" selection-end="4678" vertical-scroll-proportion="0.61928934">
+        <state line="129" column="44" selection-start="4663" selection-end="4663" vertical-scroll-proportion="0.57614213">
           <folding />
         </state>
       </provider>
diff --git a/backup/src/backup.py b/backup/src/backup.py
index 1de1d6a..8b62b18 100644
--- a/backup/src/backup.py
+++ b/backup/src/backup.py
@@ -127,7 +127,7 @@ def find_hours_since_last_backup(conn, instance):
     latest_time = utils.get_time(latest_snapshot.start_time)
     now_utc = utils.get_current_utc_time()
     diff = now_utc - latest_time
-    diff_hours = diff.seconds / 3600 + diff.days * 24
+    diff_hours = diff.total_seconds() * 3600
     print "Latest snapshot is from {}, which is {} hours ago".format(latest_time, diff_hours)
     return diff_hours