diff --git a/casr-logbook-meta.cabal b/casr-logbook-meta.cabal
--- a/casr-logbook-meta.cabal
+++ b/casr-logbook-meta.cabal
@@ -1,5 +1,5 @@
 name:               casr-logbook-meta
-version:            0.0.3
+version:            0.0.4
 license:            OtherLicense
 license-file:       LICENSE
 author:             Tony Morris <ʇǝu˙sıɹɹoɯʇ@ןןǝʞsɐɥ>
@@ -33,7 +33,7 @@
 
   build-depends:
                     base < 5 && >= 4.8
-                    , casr-logbook >= 0.1.3 && < 0.2
+                    , casr-logbook-types >= 0.0.1 && < 0.1
                     , lens >= 4.1 && < 5
                     
   ghc-options:
diff --git a/changelog b/changelog
--- a/changelog
+++ b/changelog
@@ -1,3 +1,7 @@
+0.0.4
+
+* Use `casr-logbook-types` and not `casr-logbook`.
+
 0.0.3
 
 * Add `aircraftUsageCost`, `briefingCost`, `simulatorFlightCost`.
diff --git a/src/Data/Aviation/Casr/Logbook/Meta/AircraftUsageExpense.hs b/src/Data/Aviation/Casr/Logbook/Meta/AircraftUsageExpense.hs
--- a/src/Data/Aviation/Casr/Logbook/Meta/AircraftUsageExpense.hs
+++ b/src/Data/Aviation/Casr/Logbook/Meta/AircraftUsageExpense.hs
@@ -7,9 +7,9 @@
 ) where
 
 import Control.Lens(makeClassy, (^.))
-import Data.Aviation.Casr.Logbook.AircraftFlight(HasAircraftFlight, daynight)
-import Data.Aviation.Casr.Logbook.TimeAmount(timeAmountBy10)
-import Data.Aviation.Casr.Logbook.DayNight(totalDayNight)
+import Data.Aviation.Casr.Logbook.Types.AircraftFlight(HasAircraftFlight, daynight)
+import Data.Aviation.Casr.Logbook.Types.TimeAmount(timeAmountBy10)
+import Data.Aviation.Casr.Logbook.Types.DayNight(totalDayNight)
 import Data.Eq(Eq)
 import Data.Int(Int)
 import Data.Ord(Ord)
diff --git a/src/Data/Aviation/Casr/Logbook/Meta/BriefingExpense.hs b/src/Data/Aviation/Casr/Logbook/Meta/BriefingExpense.hs
--- a/src/Data/Aviation/Casr/Logbook/Meta/BriefingExpense.hs
+++ b/src/Data/Aviation/Casr/Logbook/Meta/BriefingExpense.hs
@@ -7,8 +7,8 @@
 ) where
 
 import Control.Lens(makeClassy, (^.))
-import Data.Aviation.Casr.Logbook.Briefing(HasBriefing, briefingTimeAmount)
-import Data.Aviation.Casr.Logbook.TimeAmount(timeAmountBy10)
+import Data.Aviation.Casr.Logbook.Types.Briefing(HasBriefing, briefingTimeAmount)
+import Data.Aviation.Casr.Logbook.Types.TimeAmount(timeAmountBy10)
 import Data.Eq(Eq)
 import Data.Int(Int)
 import Data.Ord(Ord)
diff --git a/src/Data/Aviation/Casr/Logbook/Meta/SimulatorFlightExpense.hs b/src/Data/Aviation/Casr/Logbook/Meta/SimulatorFlightExpense.hs
--- a/src/Data/Aviation/Casr/Logbook/Meta/SimulatorFlightExpense.hs
+++ b/src/Data/Aviation/Casr/Logbook/Meta/SimulatorFlightExpense.hs
@@ -7,8 +7,8 @@
 ) where
 
 import Control.Lens(makeClassy, (^.))
-import Data.Aviation.Casr.Logbook.SimulatorFlight(HasSimulatorFlight, instrumentsimulatorTime)
-import Data.Aviation.Casr.Logbook.TimeAmount(timeAmountBy10)
+import Data.Aviation.Casr.Logbook.Types.SimulatorFlight(HasSimulatorFlight, instrumentsimulatorTime)
+import Data.Aviation.Casr.Logbook.Types.TimeAmount(timeAmountBy10)
 import Data.Eq(Eq)
 import Data.Int(Int)
 import Data.Ord(Ord)