diff --git a/support/scripts/graph-depends b/support/scripts/graph-depends
index 52c16ceae3..1ecfedac7a 100755
--- a/support/scripts/graph-depends
+++ b/support/scripts/graph-depends
@@ -82,7 +82,7 @@ allpkgs = []
 def get_targets():
     sys.stderr.write("Getting targets\n")
     cmd = ["make", "-s", "--no-print-directory", "show-targets"]
-    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
+    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
     output = p.communicate()[0].strip()
     if p.returncode != 0:
         return None
@@ -98,7 +98,7 @@ def get_depends(pkgs):
     cmd = ["make", "-s", "--no-print-directory" ]
     for pkg in pkgs:
         cmd.append("%s-show-depends" % pkg)
-    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
+    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
     output = p.communicate()[0]
     if p.returncode != 0:
         sys.stderr.write("Error getting dependencies %s\n" % pkgs)