diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4129971..77cebcc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.16)
-project(fun VERSION 0.17.0 LANGUAGES C)
+project(fun VERSION 0.17.1 LANGUAGES C)
 
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_C_STANDARD_REQUIRED ON)
diff --git a/src/vm.c b/src/vm.c
index 2ef2537..2b91edd 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -19,6 +19,10 @@
 #include <string.h>
 #include <stdarg.h>
 
+#ifdef __unix__
+#include <sys/wait.h>
+#endif
+
 /* Threading internals (registry and platform glue) */
 #include "vm/os/thread_common.c"
 
diff --git a/src/vm/os/proc_run.c b/src/vm/os/proc_run.c
index 6368664..779bd41 100644
--- a/src/vm/os/proc_run.c
+++ b/src/vm/os/proc_run.c
@@ -9,10 +9,6 @@
  * Added: 2025-10-02
  */
 
-#ifdef __unix__
-#include <sys/wait.h>
-#endif
-
 case OP_PROC_RUN: {
     /* Pops command string; pushes map {"out": string, "code": int} */
     Value cmdv = pop_value(vm);
diff --git a/src/vm/os/proc_system.c b/src/vm/os/proc_system.c
index fab9479..3616b56 100644
--- a/src/vm/os/proc_system.c
+++ b/src/vm/os/proc_system.c
@@ -9,10 +9,6 @@
  * Added: 2025-10-02
  */
 
-#ifdef __unix__
-#include <sys/wait.h>
-#endif
-
 case OP_PROC_SYSTEM: {
     /* Pops command string; pushes exit code number */
     Value cmdv = pop_value(vm);