diff --git a/hassio/addons/data.py b/hassio/addons/data.py
index bafc2db88..185f2f33a 100644
--- a/hassio/addons/data.py
+++ b/hassio/addons/data.py
@@ -80,7 +80,7 @@ class AddonsData(JsonConfig, CoreSysAttributes):
                 read_json_file(repository_file)
             )
 
-        except (OSError, json.JSONDecodeError):
+        except (OSError, json.JSONDecodeError, UnicodeDecodeError):
             _LOGGER.warning("Can't read repository information from %s",
                             repository_file)
             return
diff --git a/hassio/utils/json.py b/hassio/utils/json.py
index 93eb482c2..373ff60cd 100644
--- a/hassio/utils/json.py
+++ b/hassio/utils/json.py
@@ -45,7 +45,7 @@ class JsonConfig:
         if self._file.is_file():
             try:
                 self._data = read_json_file(self._file)
-            except (OSError, json.JSONDecodeError):
+            except (OSError, json.JSONDecodeError, UnicodeDecodeError):
                 _LOGGER.warning("Can't read %s", self._file)
                 self._data = {}