diff --git a/libc/spawn/lib_psa_getstacksize.c b/libc/spawn/lib_psa_getstacksize.c
index 892c922653..d6fd8978e8 100644
--- a/libc/spawn/lib_psa_getstacksize.c
+++ b/libc/spawn/lib_psa_getstacksize.c
@@ -75,4 +75,4 @@ int task_spawnattr_getstacksize(FAR const posix_spawnattr_t *attr,
   return OK;
 }
 
-#endif /* CONFIG_ARCH_ADDRENV */
+#endif /* !CONFIG_ARCH_ADDRENV */
diff --git a/libc/spawn/lib_psa_setstacksize.c b/libc/spawn/lib_psa_setstacksize.c
index c7d815106e..bad7627a1a 100644
--- a/libc/spawn/lib_psa_setstacksize.c
+++ b/libc/spawn/lib_psa_setstacksize.c
@@ -43,7 +43,7 @@
 #include <spawn.h>
 #include <assert.h>
 
-#ifdef CONFIG_ARCH_ADDRENV
+#ifndef CONFIG_ARCH_ADDRENV
 
 /****************************************************************************
  * Public Functions
@@ -74,4 +74,4 @@ int task_spawnattr_setstacksize(FAR posix_spawnattr_t *attr, size_t stacksize)
   return OK;
 }
 
-#endif /* CONFIG_ARCH_ADDRENV */
+#endif /* !CONFIG_ARCH_ADDRENV */