diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 51422a8b..7939c016 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,6 +18,7 @@ jobs:
           - "18.04"
           - "20.04"
           - "22.04"
+          - "24.04"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
diff --git a/src/assembler/vcdu.h b/src/assembler/vcdu.h
index 9037067f..65da4b76 100644
--- a/src/assembler/vcdu.h
+++ b/src/assembler/vcdu.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <array>
+#include <cstdint>
 
 // VCDU: Virtual Channel Data Unit.
 // This is the data packet AFTER applying Reed Solomon decode.
diff --git a/src/dcs/dcs.h b/src/dcs/dcs.h
index 25998b54..42ce4548 100644
--- a/src/dcs/dcs.h
+++ b/src/dcs/dcs.h
@@ -2,6 +2,7 @@
 
 #include <unistd.h>
 
+#include <cstdint>
 #include <ctime>
 #include <string>
 #include <vector>