diff --git a/src/86box.c b/src/86box.c
index 8f71b9ffa..d129de4d0 100644
--- a/src/86box.c
+++ b/src/86box.c
@@ -918,11 +918,15 @@ pc_init_modules(void)
 
 #ifdef USE_DYNAREC
 #    if defined(__APPLE__) && defined(__aarch64__)
-    pthread_jit_write_protect_np(0);
+    if (__builtin_available(macOS 11.0, *)) {
+        pthread_jit_write_protect_np(0);
+    }
 #    endif
     codegen_init();
 #    if defined(__APPLE__) && defined(__aarch64__)
-    pthread_jit_write_protect_np(1);
+    if (__builtin_available(macOS 11.0, *)) {
+        pthread_jit_write_protect_np(1);
+    }
 #    endif
 #endif
 
diff --git a/src/cpu/386_dynarec.c b/src/cpu/386_dynarec.c
index 1d271db29..21eb7c2b7 100644
--- a/src/cpu/386_dynarec.c
+++ b/src/cpu/386_dynarec.c
@@ -484,7 +484,9 @@ exec386_dynarec_dyn(void)
         x86_was_reset = 0;
 
 #    if defined(__APPLE__) && defined(__aarch64__)
-        pthread_jit_write_protect_np(0);
+        if (__builtin_available(macOS 11.0, *)) {
+            pthread_jit_write_protect_np(0);
+        }
 #    endif
         codegen_block_start_recompile(block);
         codegen_in_recompile = 1;
@@ -568,7 +570,9 @@ exec386_dynarec_dyn(void)
 
         codegen_in_recompile = 0;
 #    if defined(__APPLE__) && defined(__aarch64__)
-        pthread_jit_write_protect_np(1);
+        if (__builtin_available(macOS 11.0, *)) {
+            pthread_jit_write_protect_np(1);
+        }
 #    endif
     } else if (!cpu_state.abrt) {
         /* Mark block but do not recompile */