1diff --git a/pydot.py b/pydot.py
2index 3c7da4d..582c5bc 100644
3--- a/pydot.py
4+++ b/pydot.py
5@@ -124,7 +124,7 @@ def call_graphviz(program, arguments, working_dir, **kwargs):
6 'LD_LIBRARY_PATH': os.environ.get('LD_LIBRARY_PATH', ''),
7 }
8
9- program_with_args = [program, ] + arguments
10+ program_with_args = ['@graphviz@/bin/' + program, ] + arguments
11
12 process = subprocess.Popen(
13 program_with_args,