diff --git a/src/functions.rs b/src/functions.rs
index a87df1d..448842a 100644
--- a/src/functions.rs
+++ b/src/functions.rs
@@ -1,4 +1,4 @@
-use crate::bindings::{ZEND_BUILD_TS, ZEND_MODULE_API_NO};
+use crate::bindings::{ZEND_BUILD_TS, ZEND_MODULE_API_NO, ZEND_BUILD_DEBUG, ZEND_BUILD_SYSTEM, ZEND_BUILD_EXTRA};
 use std::ffi::{CStr, CString};
 
 /// Takes a Rust string object, converts it into a C string
@@ -38,9 +38,15 @@ pub(crate) fn build_id() -> String {
     // UNSAFE: reading a constant which has been translated from C, only reading and not
     // modifying.
     let zend_build_ts = unsafe { CStr::from_ptr(ZEND_BUILD_TS.as_ptr() as *const i8) };
+    let zend_build_debug = unsafe { CStr::from_ptr(ZEND_BUILD_DEBUG.as_ptr() as *const i8) };
+    let zend_build_system = unsafe { CStr::from_ptr(ZEND_BUILD_SYSTEM.as_ptr() as *const i8) };
+    let zend_build_extra = unsafe { CStr::from_ptr(ZEND_BUILD_EXTRA.as_ptr() as *const i8) };
     format!(
-        "API{}{}",
+        "API{}{}{}{}{}",
         ZEND_MODULE_API_NO,
-        zend_build_ts.to_str().unwrap()
+        zend_build_ts.to_str().unwrap(),
+        zend_build_debug.to_str().unwrap(),
+        zend_build_system.to_str().unwrap(),
+        zend_build_extra.to_str().unwrap()
     )
 }
diff --git a/wrapper.h b/wrapper.h
index ba68162..3a52bc5 100644
--- a/wrapper.h
+++ b/wrapper.h
@@ -1,3 +1,9 @@
 #include "php.h"
 #include "ext/standard/info.h"
-#include "zend_extensions.h"
\ No newline at end of file
+#include "zend_exceptions.h"
+
+// Need to define these as empty strings to ensure that
+// bindgen generates them.
+#define ZEND_BUILD_DEBUG ""
+#define ZEND_BUILD_SYSTEM ""
+#define ZEND_BUILD_EXTRA ""