diff --git a/src/Encoding.cpp b/src/Encoding.cpp
index 7aee70c9b8..efbb1dc8e8 100644
--- a/src/Encoding.cpp
+++ b/src/Encoding.cpp
@@ -437,7 +437,7 @@ docstring Encodings::fromLaTeXCommand(docstring const & cmd, docstring & rem)
 
 		CharInfoMap::const_iterator it = unicodesymbols.begin();
 		size_t unicmd_size = 0;
-		char_type c;
+		char_type c = 0;
 		for (; it != uniend; ++it) {
 			docstring const math = it->second.mathcommand;
 			docstring const text = it->second.textcommand;
diff --git a/src/insets/InsetInfo.cpp b/src/insets/InsetInfo.cpp
index 32be68a172..8cf80bbbc2 100644
--- a/src/insets/InsetInfo.cpp
+++ b/src/insets/InsetInfo.cpp
@@ -147,7 +147,7 @@ void InsetInfo::write(ostream & os) const
 }
 
 
-bool  InsetInfo::validate(docstring const & argument) const
+bool InsetInfo::validate(docstring const & /* argument */) const
 {
 	// FIXME!
 	return true;