diff --git a/src/.dockerignore b/src/.dockerignore
new file mode 100644
index 0000000..a267a97
--- /dev/null
+++ b/src/.dockerignore
@@ -0,0 +1,2 @@
+**/bin/*
+**/obj/*
\ No newline at end of file
diff --git a/src/PrayerTracker.Tests/PrayerTracker.Tests.fsproj b/src/PrayerTracker.Tests/PrayerTracker.Tests.fsproj
index 615831a..d6ad743 100644
--- a/src/PrayerTracker.Tests/PrayerTracker.Tests.fsproj
+++ b/src/PrayerTracker.Tests/PrayerTracker.Tests.fsproj
@@ -15,8 +15,8 @@
 
   <ItemGroup>
     <PackageReference Include="Expecto" Version="9.0.4" />
-    <PackageReference Include="NodaTime.Testing" Version="3.1.2" />
-    <PackageReference Update="FSharp.Core" Version="6.0.5" />
+    <PackageReference Include="NodaTime.Testing" Version="3.1.9" />
+    <PackageReference Update="FSharp.Core" Version="7.0.300" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/PrayerTracker.UI/Utils.fs b/src/PrayerTracker.UI/Utils.fs
index 941846d..07778af 100644
--- a/src/PrayerTracker.UI/Utils.fs
+++ b/src/PrayerTracker.UI/Utils.fs
@@ -2,9 +2,6 @@
 module PrayerTracker.Utils
 
 open System
-open System.Security.Cryptography
-open System.Text
-
 open Giraffe
 
 /// Parse a short-GUID-based ID from a string