diff --git a/src/android/LogListener.cxx b/src/android/LogListener.cxx
index 56cb1753c..872208e5d 100644
--- a/src/android/LogListener.cxx
+++ b/src/android/LogListener.cxx
@@ -23,6 +23,11 @@
 #include "util/AllocatedString.hxx"
 #include "util/FormatString.hxx"
 
+LogListener::LogListener(JNIEnv *env, jobject obj) noexcept
+	:Java::GlobalObject(env, obj)
+{
+}
+
 void
 LogListener::OnLog(JNIEnv *env, int priority,
 		   const char *fmt, ...) const noexcept
diff --git a/src/android/LogListener.hxx b/src/android/LogListener.hxx
index 76f5300b7..34180e77b 100644
--- a/src/android/LogListener.hxx
+++ b/src/android/LogListener.hxx
@@ -24,8 +24,7 @@
 
 class LogListener : public Java::GlobalObject {
 public:
-	LogListener(JNIEnv *env, jobject obj) noexcept
-		:Java::GlobalObject(env, obj) {}
+	LogListener(JNIEnv *env, jobject obj) noexcept;
 
 	void OnLog(JNIEnv *env, int priority,
 		   const char *fmt, ...) const noexcept;