diff --git a/comphelper/source/misc/storagehelper.cxx b/comphelper/source/misc/storagehelper.cxx
index 91e3687a7ff8..68e4f3a22369 100644
--- a/comphelper/source/misc/storagehelper.cxx
+++ b/comphelper/source/misc/storagehelper.cxx
@@ -229,7 +229,7 @@ void OStorageHelper::SetCommonStorageEncryptionData(
 
 sal_Int32 OStorageHelper::GetXStorageFormat(
             const uno::Reference< embed::XStorage >& xStorage )
-        throw ( uno::Exception )
+        throw ( uno::Exception, std::exception )
 {
     uno::Reference< beans::XPropertySet > xStorProps( xStorage, uno::UNO_QUERY_THROW );
 
diff --git a/include/comphelper/storagehelper.hxx b/include/comphelper/storagehelper.hxx
index ec551d7d70bc..afa21760705d 100644
--- a/include/comphelper/storagehelper.hxx
+++ b/include/comphelper/storagehelper.hxx
@@ -137,7 +137,7 @@ public:
     // the following method supports only storages of OOo formats
     static sal_Int32 GetXStorageFormat(
             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xStorage )
-        throw ( ::com::sun::star::uno::Exception );
+        throw ( ::com::sun::star::uno::Exception, std::exception );
 
     static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
         GetStorageOfFormatFromURL(