diff --git a/script/lint.sh b/script/lint.sh
index 09225c4a..aa727e62 100755
--- a/script/lint.sh
+++ b/script/lint.sh
@@ -4,4 +4,3 @@ filters=-whitespace,-readability/namespace,-legal/copyright
 cpplint=externals/cpplint.py
 
 find src/compiler -type f | xargs $cpplint --root=src --filter=$filters 2>&1
-find include -type f | xargs $cpplint --root=include --filter=$filters 2>&1
diff --git a/src/compiler/rules/character_set.cc b/src/compiler/rules/character_set.cc
index 2d6b9915..888762b5 100644
--- a/src/compiler/rules/character_set.cc
+++ b/src/compiler/rules/character_set.cc
@@ -14,11 +14,11 @@ namespace tree_sitter  {
         static const char MAX_CHAR = '\xff';
 
         int max_int(const CharacterRange &range) {
-            return range.max == MAX_CHAR ? 255 : (int)range.max;
+            return range.max == MAX_CHAR ? 255 : static_cast<int>(range.max);
         }
 
         int min_int(const CharacterRange &range) {
-            return (int)range.min;
+            return static_cast<int>(range.min);
         }
 
         CharacterSet::CharacterSet() : ranges({}) {}