diff --git a/build.sh b/build.sh
index e549af9733cc54f614233b895e938f4c9e9c9297..ebb2d1b1fa1631160224020e86195a09c2a8a522 100755
--- a/build.sh
+++ b/build.sh
@@ -43,7 +43,7 @@ then
 fi
 
 # Clean directory
-rm -rf build bin
+sudo rm -rf build bin
 
 ## Set environmental variables
 ENV_VARS=""
diff --git a/src/parsers b/src/parsers
index d052494c48b97becbd08b114bafa58f59471f567..3137321c8986bc8fdcb1cc9ce348ec9ef7c54de0 160000
--- a/src/parsers
+++ b/src/parsers
@@ -1 +1 @@
-Subproject commit d052494c48b97becbd08b114bafa58f59471f567
+Subproject commit 3137321c8986bc8fdcb1cc9ce348ec9ef7c54de0