diff --git a/dlls/kernel32/volume.c b/dlls/kernel32/volume.c
index 9edcf64c2b5..4948ef4f4b3 100644
--- a/dlls/kernel32/volume.c
+++ b/dlls/kernel32/volume.c
@@ -1475,6 +1475,7 @@ BOOL WINAPI FindNextVolumeA( HANDLE handle, LPSTR volume, DWORD len )
     {
         if (!WideCharToMultiByte( CP_ACP, 0, buffer, -1, volume, len, NULL, NULL )) ret = FALSE;
     }
+    HeapFree( GetProcessHeap(), 0, buffer );
     return ret;
 }