diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index f65f0d99..2374cd0c 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -61,7 +61,15 @@ jobs:
           name: exe-and-dlls
           path: exe-and-dlls
 
-  # TODO: Doesn't work, lots of errors
+  codeblocks-project:
+    # Ensure that the codeblocks project contains all source files.
+    # It gets outdated easily when I create a new file on linux.
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - run: |
+          diff -u --color=always <(ls src/* | sort) <(grep filename= jou.cbp | cut -d'"' -f2)
+
   test:
     needs: build
     runs-on: windows-latest
diff --git a/jou.cbp b/jou.cbp
index ad622417..56035a72 100644
--- a/jou.cbp
+++ b/jou.cbp
@@ -77,6 +77,9 @@
 		<Unit filename="src/types.c">
 			<Option compilerVar="CC" />
 		</Unit>
+		<Unit filename="src/util.c">
+			<Option compilerVar="CC" />
+		</Unit>
 		<Unit filename="src/util.h" />
 		<Extensions>
 			<lib_finder disable_auto="1" />