diff --git a/app/internal/window/os_android.c b/app/internal/window/os_android.c
index 06203ed9..8a2c62d3 100644
--- a/app/internal/window/os_android.c
+++ b/app/internal/window/os_android.c
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: Unlicense OR MIT
 
 #include <jni.h>
-#include "os_android.h"
 #include "_cgo_export.h"
 
 jint gio_jni_GetEnv(JavaVM *vm, JNIEnv **env, jint version) {
diff --git a/app/internal/window/os_android.go b/app/internal/window/os_android.go
index 7616acc6..30f06f67 100644
--- a/app/internal/window/os_android.go
+++ b/app/internal/window/os_android.go
@@ -11,7 +11,31 @@ package window
 #include <android/keycodes.h>
 #include <android/input.h>
 #include <stdlib.h>
-#include "os_android.h"
+
+__attribute__ ((visibility ("hidden"))) jint gio_jni_GetEnv(JavaVM *vm, JNIEnv **env, jint version);
+__attribute__ ((visibility ("hidden"))) jint gio_jni_GetJavaVM(JNIEnv *env, JavaVM **jvm);
+__attribute__ ((visibility ("hidden"))) jint gio_jni_AttachCurrentThread(JavaVM *vm, JNIEnv **p_env, void *thr_args);
+__attribute__ ((visibility ("hidden"))) jint gio_jni_DetachCurrentThread(JavaVM *vm);
+
+__attribute__ ((visibility ("hidden"))) jobject gio_jni_NewGlobalRef(JNIEnv *env, jobject obj);
+__attribute__ ((visibility ("hidden"))) void gio_jni_DeleteGlobalRef(JNIEnv *env, jobject obj);
+__attribute__ ((visibility ("hidden"))) jclass gio_jni_GetObjectClass(JNIEnv *env, jobject obj);
+__attribute__ ((visibility ("hidden"))) jmethodID gio_jni_GetStaticMethodID(JNIEnv *env, jclass clazz, const char *name, const char *sig);
+__attribute__ ((visibility ("hidden"))) jmethodID gio_jni_GetMethodID(JNIEnv *env, jclass clazz, const char *name, const char *sig);
+__attribute__ ((visibility ("hidden"))) jfloat gio_jni_CallFloatMethod(JNIEnv *env, jobject obj, jmethodID methodID);
+__attribute__ ((visibility ("hidden"))) jint gio_jni_CallIntMethod(JNIEnv *env, jobject obj, jmethodID methodID);
+__attribute__ ((visibility ("hidden"))) void gio_jni_CallStaticVoidMethodA(JNIEnv *env, jclass cls, jmethodID methodID, const jvalue *args);
+__attribute__ ((visibility ("hidden"))) void gio_jni_CallVoidMethodA(JNIEnv *env, jobject obj, jmethodID methodID, const jvalue *args);
+__attribute__ ((visibility ("hidden"))) jbyte *gio_jni_GetByteArrayElements(JNIEnv *env, jbyteArray arr);
+__attribute__ ((visibility ("hidden"))) void gio_jni_ReleaseByteArrayElements(JNIEnv *env, jbyteArray arr, jbyte *bytes);
+__attribute__ ((visibility ("hidden"))) jsize gio_jni_GetArrayLength(JNIEnv *env, jbyteArray arr);
+__attribute__ ((visibility ("hidden"))) jstring gio_jni_NewString(JNIEnv *env, const jchar *unicodeChars, jsize len);
+__attribute__ ((visibility ("hidden"))) jsize gio_jni_GetStringLength(JNIEnv *env, jstring str);
+__attribute__ ((visibility ("hidden"))) const jchar *gio_jni_GetStringChars(JNIEnv *env, jstring str);
+__attribute__ ((visibility ("hidden"))) jthrowable gio_jni_ExceptionOccurred(JNIEnv *env);
+__attribute__ ((visibility ("hidden"))) void gio_jni_ExceptionClear(JNIEnv *env);
+__attribute__ ((visibility ("hidden"))) jobject gio_jni_CallObjectMethodA(JNIEnv *env, jobject obj, jmethodID method, jvalue *args);
+__attribute__ ((visibility ("hidden"))) jobject gio_jni_CallStaticObjectMethodA(JNIEnv *env, jclass cls, jmethodID method, jvalue *args);
 */
 import "C"
 
diff --git a/app/internal/window/os_android.h b/app/internal/window/os_android.h
deleted file mode 100644
index eca3c280..00000000
--- a/app/internal/window/os_android.h
+++ /dev/null
@@ -1,26 +0,0 @@
-// SPDX-License-Identifier: Unlicense OR MIT
-
-__attribute__ ((visibility ("hidden"))) jint gio_jni_GetEnv(JavaVM *vm, JNIEnv **env, jint version);
-__attribute__ ((visibility ("hidden"))) jint gio_jni_GetJavaVM(JNIEnv *env, JavaVM **jvm);
-__attribute__ ((visibility ("hidden"))) jint gio_jni_AttachCurrentThread(JavaVM *vm, JNIEnv **p_env, void *thr_args);
-__attribute__ ((visibility ("hidden"))) jint gio_jni_DetachCurrentThread(JavaVM *vm);
-
-__attribute__ ((visibility ("hidden"))) jobject gio_jni_NewGlobalRef(JNIEnv *env, jobject obj);
-__attribute__ ((visibility ("hidden"))) void gio_jni_DeleteGlobalRef(JNIEnv *env, jobject obj);
-__attribute__ ((visibility ("hidden"))) jclass gio_jni_GetObjectClass(JNIEnv *env, jobject obj);
-__attribute__ ((visibility ("hidden"))) jmethodID gio_jni_GetStaticMethodID(JNIEnv *env, jclass clazz, const char *name, const char *sig);
-__attribute__ ((visibility ("hidden"))) jmethodID gio_jni_GetMethodID(JNIEnv *env, jclass clazz, const char *name, const char *sig);
-__attribute__ ((visibility ("hidden"))) jfloat gio_jni_CallFloatMethod(JNIEnv *env, jobject obj, jmethodID methodID);
-__attribute__ ((visibility ("hidden"))) jint gio_jni_CallIntMethod(JNIEnv *env, jobject obj, jmethodID methodID);
-__attribute__ ((visibility ("hidden"))) void gio_jni_CallStaticVoidMethodA(JNIEnv *env, jclass cls, jmethodID methodID, const jvalue *args);
-__attribute__ ((visibility ("hidden"))) void gio_jni_CallVoidMethodA(JNIEnv *env, jobject obj, jmethodID methodID, const jvalue *args);
-__attribute__ ((visibility ("hidden"))) jbyte *gio_jni_GetByteArrayElements(JNIEnv *env, jbyteArray arr);
-__attribute__ ((visibility ("hidden"))) void gio_jni_ReleaseByteArrayElements(JNIEnv *env, jbyteArray arr, jbyte *bytes);
-__attribute__ ((visibility ("hidden"))) jsize gio_jni_GetArrayLength(JNIEnv *env, jbyteArray arr);
-__attribute__ ((visibility ("hidden"))) jstring gio_jni_NewString(JNIEnv *env, const jchar *unicodeChars, jsize len);
-__attribute__ ((visibility ("hidden"))) jsize gio_jni_GetStringLength(JNIEnv *env, jstring str);
-__attribute__ ((visibility ("hidden"))) const jchar *gio_jni_GetStringChars(JNIEnv *env, jstring str);
-__attribute__ ((visibility ("hidden"))) jthrowable gio_jni_ExceptionOccurred(JNIEnv *env);
-__attribute__ ((visibility ("hidden"))) void gio_jni_ExceptionClear(JNIEnv *env);
-__attribute__ ((visibility ("hidden"))) jobject gio_jni_CallObjectMethodA(JNIEnv *env, jobject obj, jmethodID method, jvalue *args);
-__attribute__ ((visibility ("hidden"))) jobject gio_jni_CallStaticObjectMethodA(JNIEnv *env, jclass cls, jmethodID method, jvalue *args);