diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ca588d4..ab53330 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,7 +5,7 @@ jobs:
     strategy:
       matrix:
         cxx: [g++, clang++]
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     env:
       CXX: ${{ matrix.cxx }}
     steps:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 65aca7f..5ef86de 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ project(copycat)
 set(LIB_TARGET "${PROJECT_NAME}")
 set(BIN_TARGET "${PROJECT_NAME}-bin")
 
-set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_STANDARD 23)
 set(CMAKE_C_STANDARD_REQUIRED ON)
 set(CMAKE_C_EXTENSIONS OFF)
 
diff --git a/src/bin/seccomp/seccomp_exec.c b/src/bin/seccomp/seccomp_exec.c
index af96866..80c6a1a 100644
--- a/src/bin/seccomp/seccomp_exec.c
+++ b/src/bin/seccomp/seccomp_exec.c
@@ -3,7 +3,6 @@
 #include <linux/openat2.h>
 #include <linux/limits.h>
 #include <signal.h>
-#include <stdbool.h>
 #include <stdlib.h>
 #include <sys/prctl.h>
 #include <sys/socket.h>
diff --git a/src/lib/copycat.h b/src/lib/copycat.h
index c9356c3..9bfc07e 100644
--- a/src/lib/copycat.h
+++ b/src/lib/copycat.h
@@ -6,7 +6,6 @@
 #include <dlfcn.h>
 #include <linux/limits.h>
 #include <linux/openat2.h>
-#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>