diff --git a/tripleoclient/utils.py b/tripleoclient/utils.py
index b63042e51..504ff02fa 100644
--- a/tripleoclient/utils.py
+++ b/tripleoclient/utils.py
@@ -2402,6 +2402,11 @@ def safe_write(path, data):
             path
         )
 
+    try:
+        data = data.decode('utf-8', 'ignore')
+    except (UnicodeDecodeError, AttributeError):
+        pass
+
     try:
         with os.fdopen(os.open(path,
                        os.O_CREAT | os.O_TRUNC | os.O_WRONLY, 0o666),