diff --git a/src/virtual_memory.c b/src/virtual_memory.c
index 1c8ad60..fe3cff5 100644
--- a/src/virtual_memory.c
+++ b/src/virtual_memory.c
@@ -145,7 +145,7 @@ void* allocMemoryPages(size_t bytes) {
 #if defined(USE_PTHREAD_JIT_WP) && defined(MAC_OS_VERSION_11_0) \
 	&& MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_11_0
 	if (__builtin_available(macOS 11.0, *)) {
-		pthread_jit_write_protect_np(false);
+		pthread_jit_write_protect_np(0);
 	}
 #endif
 #endif
@@ -170,7 +170,7 @@ void setPagesRW(void* ptr, size_t bytes) {
 #if defined(USE_PTHREAD_JIT_WP) && defined(MAC_OS_VERSION_11_0) \
 	&& MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_11_0
 	if (__builtin_available(macOS 11.0, *)) {
-		pthread_jit_write_protect_np(false);
+		pthread_jit_write_protect_np(0);
 	} else {
 		pageProtect(ptr, bytes, PAGE_READWRITE, &errfunc);
 	}
@@ -184,7 +184,7 @@ void setPagesRX(void* ptr, size_t bytes) {
 #if defined(USE_PTHREAD_JIT_WP) && defined(MAC_OS_VERSION_11_0) \
 	&& MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_11_0
 	if (__builtin_available(macOS 11.0, *)) {
-		pthread_jit_write_protect_np(true);
+		pthread_jit_write_protect_np(1);
 	} else {
 		pageProtect(ptr, bytes, PAGE_EXECUTE_READ, &errfunc);
 	}