diff --git a/cldoc/clang/cindex.py b/cldoc/clang/cindex.py
index e58a2dd..3f92def 100644
--- a/cldoc/clang/cindex.py
+++ b/cldoc/clang/cindex.py
@@ -98,7 +98,7 @@ def __str__(self):
         def value(self):
             if super(c_char_p, self).value is None:
                 return None
-            return super(c_char_p, self).value.decode("utf8")
+            return super(c_char_p, self).value.decode("utf8", errors="replace")
 
         @classmethod
         def from_param(cls, param):