diff --git a/package.yaml b/package.yaml
index aa46feb3e..fb495c5a8 100644
--- a/package.yaml
+++ b/package.yaml
@@ -91,7 +91,6 @@ library:
       - -Wall
       - -fwarn-tabs
       - -O0
-      - -ddump-splices
       cpp-options: -DDEVELOPMENT
     else:
       ghc-options:
diff --git a/src/Handler/Course.hs b/src/Handler/Course.hs
index 77c42835f..9e7b109a8 100644
--- a/src/Handler/Course.hs
+++ b/src/Handler/Course.hs
@@ -74,7 +74,7 @@ getCourseListTermR tidini = do
 --   defaultLayout $ do
     setTitle "Semesterkurse"  
     linkButton "Neuen Kurs anlegen" BCPrimary CourseEditR
-    encodeHeadedWidgetTable tableDefault colonnadeTerms courses -- (map entityVal courses)
+    encodeWidgetTable tableDefault colonnadeTerms courses -- (map entityVal courses)
 
 getCourseShowR :: TermId -> Text -> Handler Html
 getCourseShowR tid csh = do
diff --git a/src/Handler/Sheet.hs b/src/Handler/Sheet.hs
index 28bacf0b3..4edfaa7bb 100644
--- a/src/Handler/Sheet.hs
+++ b/src/Handler/Sheet.hs
@@ -129,7 +129,7 @@ getSheetList courseEnt = do
     setTitle $ toHtml $ T.append "Übungsblätter " csh
     if null sheets
       then [whamlet|Es wurden noch keine Übungsblätter angelegt.|]
-      else encodeHeadedWidgetTable tableDefault colSheets sheets
+      else encodeWidgetTable tableDefault colSheets sheets
 
 -- Show single sheet
 getSheetShowR :: TermId -> Text -> Text -> Handler Html
diff --git a/src/Handler/Term.hs b/src/Handler/Term.hs
index aafa70cd7..b854655da 100644
--- a/src/Handler/Term.hs
+++ b/src/Handler/Term.hs
@@ -69,7 +69,7 @@ getTermShowR = do
             ]  
       defaultLayout $ do
         setTitle "Freigeschaltete Semester"            
-        encodeHeadedWidgetTable tableDefault colonnadeTerms termData
+        encodeWidgetTable tableDefault colonnadeTerms termData
 
     
 getTermEditR :: Handler Html
diff --git a/src/Handler/Users.hs b/src/Handler/Users.hs
index 7ac3bd00c..df9175e4f 100644
--- a/src/Handler/Users.hs
+++ b/src/Handler/Users.hs
@@ -41,5 +41,5 @@ getUsersR = do
         -- ++  map (\school -> headed (text2widget $ schoolName $ entityVal school) (\u -> "xx")) schools
   defaultLayout $ do
     setTitle "Comprehensive User List"
-    let userList = encodeHeadedWidgetTable tableDefault colonnadeUsers users
+    let userList = encodeWidgetTable tableDefault colonnadeUsers users
     $(widgetFile "users")
diff --git a/src/Handler/Utils/Table.hs b/src/Handler/Utils/Table.hs
index 786bb6357..e2aca0bb4 100644
--- a/src/Handler/Utils/Table.hs
+++ b/src/Handler/Utils/Table.hs
@@ -36,7 +36,7 @@ pairColonnade a b = mconcat [ lmap fst a, lmap snd b]
 -- Table Modification
 encodeHeadedWidgetTableNumbered :: Attribute -> Colonnade Headed a (WidgetT site IO ()) -> [a] -> WidgetT site IO ()
 encodeHeadedWidgetTableNumbered attrs colo tdata =
-    encodeHeadedWidgetTable attrs (mconcat [numberCol, lmap snd colo]) (zip [1..] tdata)
+    encodeWidgetTable attrs (mconcat [numberCol, lmap snd colo]) (zip [1..] tdata)
   where
     numberCol :: Colonnade Headed (Int,a) (WidgetT site IO ())
     numberCol = headed "Nr" (fromString.show.fst)    
@@ -86,5 +86,5 @@ headedRowSelector toExternal fromExternal attrs colonnade tdata = do
     collectResult (FormSuccess x:rs) = (x :) <$> collectResult rs
 
   return ( catMaybes <$> collectResult selectionResults
-         , encodeHeadedCellTable attrs (pairColonnade selColonnade colonnade) (zip [0..] tdata)
+         , encodeCellTable attrs (pairColonnade selColonnade colonnade) (zip [0..] tdata)
          )
diff --git a/stack.yaml b/stack.yaml
index 7530e7647..180aa43b0 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -30,8 +30,8 @@ packages:
     extra-dep: true
 
 extra-deps:
-  - colonnade-1.1.1
-  - yesod-colonnade-1.1.0
+  - colonnade-1.2.0
+  - yesod-colonnade-1.2.0
 
   - conduit-resumablesink-0.2