diff --git a/src/input/ThreadInputStream.cxx b/src/input/ThreadInputStream.cxx
index 36f77d557..231cb5cd9 100644
--- a/src/input/ThreadInputStream.cxx
+++ b/src/input/ThreadInputStream.cxx
@@ -26,6 +26,17 @@
 #include <assert.h>
 #include <string.h>
 
+ThreadInputStream::ThreadInputStream(const char *_plugin,
+				     const char *_uri,
+				     Mutex &_mutex, Cond &_cond,
+				     size_t _buffer_size)
+	:InputStream(_uri, _mutex, _cond),
+	 plugin(_plugin),
+	 thread(BIND_THIS_METHOD(ThreadFunc)),
+	 buffer_size(_buffer_size)
+{
+}
+
 ThreadInputStream::~ThreadInputStream()
 {
 	{
diff --git a/src/input/ThreadInputStream.hxx b/src/input/ThreadInputStream.hxx
index 046e0821c..70e8777ba 100644
--- a/src/input/ThreadInputStream.hxx
+++ b/src/input/ThreadInputStream.hxx
@@ -70,11 +70,7 @@ class ThreadInputStream : public InputStream {
 public:
 	ThreadInputStream(const char *_plugin,
 			  const char *_uri, Mutex &_mutex, Cond &_cond,
-			  size_t _buffer_size)
-		:InputStream(_uri, _mutex, _cond),
-		 plugin(_plugin),
-		 thread(BIND_THIS_METHOD(ThreadFunc)),
-		 buffer_size(_buffer_size) {}
+			  size_t _buffer_size);
 
 	virtual ~ThreadInputStream();