diff --git a/readme.md b/readme.md
index 70a25fc1..cee78898 100644
--- a/readme.md
+++ b/readme.md
@@ -84,7 +84,7 @@ Enjoy!
 
 ### Releases
 
-* 2025-03-28, `v1.9.3`, `v2.2.3`, `v3.0.3` (beta): Various small bug and build fixes, including:
+* 2025-03-28, `v1.9.3`, `v2.2.3`, `v3.0.3` (beta) : Various small bug and build fixes, including:
   fix arm32 pre v7 builds, fix mingw build, get runtime statistics, improve statistic commit counts, 
   fix execution on non BMI1 x64 systems. 
 * 2025-03-06, `v1.9.2`, `v2.2.2`, `v3.0.2-beta`: Various small bug and build fixes. 
diff --git a/src/prim/unix/prim.c b/src/prim/unix/prim.c
index 378c9e1d..542fba16 100644
--- a/src/prim/unix/prim.c
+++ b/src/prim/unix/prim.c
@@ -32,6 +32,9 @@ terms of the MIT license. A copy of the license can be found in the file
 #if defined(__linux__)
   #include <features.h>
   #include <sys/prctl.h>    // THP disable, PR_SET_VMA
+  #if !defined(PR_SET_VMA)
+  #include <linux/prctl.h>
+  #endif
   #if defined(__GLIBC__)
   #include <linux/mman.h>   // linux mmap flags
   #else