diff --git a/src/libslic3r/Format/3mf.cpp b/src/libslic3r/Format/3mf.cpp
index 4d669f9a7..6c643d22b 100644
--- a/src/libslic3r/Format/3mf.cpp
+++ b/src/libslic3r/Format/3mf.cpp
@@ -21,18 +21,18 @@
 #include <boost/assign.hpp>
 #include <boost/bimap.hpp>
 
-#include <boost/algorithm/string/classification.hpp>
+//#include <boost/algorithm/string/classification.hpp> // not used
 #include <boost/algorithm/string/split.hpp>
-#include <boost/algorithm/string/predicate.hpp>
+//#include <boost/algorithm/string/predicate.hpp> // not used
 #include <boost/algorithm/string/replace.hpp>
-#include <boost/filesystem/operations.hpp>
+//#include <boost/filesystem/operations.hpp> // not used
 #include <boost/spirit/include/karma.hpp>
 #include <boost/spirit/include/qi_int.hpp>
 #include <boost/log/trivial.hpp>
 
-#include <boost/property_tree/ptree.hpp>
+//#include <boost/property_tree/ptree.hpp> // inside xml_parser.hpp
 #include <boost/property_tree/xml_parser.hpp>
-#include <boost/foreach.hpp>
+//#include <boost/foreach.hpp> // not used
 namespace pt = boost::property_tree;
 
 #include <expat.h>
diff --git a/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp b/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
index 7526ca04c..0451576ab 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
@@ -749,7 +749,7 @@ bool GLGizmoEmboss::process()
     // no volume is selected -> selection from right panel
     if (m_volume == nullptr) return false;
 
-    // without text there is no to emboss
+    // without text there is nothing to emboss
     if (m_text.empty()) return false;
 
     // exist loaded font
@@ -759,7 +759,7 @@ bool GLGizmoEmboss::process()
     if (!font.has_value()) return false;    
     
     auto &worker = wxGetApp().plater()->get_ui_job_worker();
-    // Can't use cancel, because I want cancel only previous update job
+    // Can't use cancel, because I want cancel only previous EmbossUpdateJob
     // worker.cancel();
     
     // Cancel only EmbossUpdateJob no others