diff --git a/pwnlib/util/proc.py b/pwnlib/util/proc.py
index c6ca6b8fb..03bbc11ef 100644
--- a/pwnlib/util/proc.py
+++ b/pwnlib/util/proc.py
@@ -245,6 +245,8 @@ def status(pid):
     try:
         with open('/proc/%d/status' % pid) as fd:
             for line in fd:
+                if ':' not in line:
+                    continue
                 i = line.index(':')
                 key = line[:i]
                 val = line[i + 2:-1] # initial :\t and trailing \n