diff --git a/src/libslic3r/Format/STEP.cpp b/src/libslic3r/Format/STEP.cpp
index f63d56f1b..00d692fc6 100644
--- a/src/libslic3r/Format/STEP.cpp
+++ b/src/libslic3r/Format/STEP.cpp
@@ -30,7 +30,9 @@ LoadStepFn get_load_step_fn()
 {
     static LoadStepFn load_step_fn = nullptr;
 
+#ifndef __APPLE__
     constexpr const char* fn_name = "load_step_internal";
+#endif
 
     if (!load_step_fn) {
         auto libpath = boost::dll::program_location().parent_path();
diff --git a/src/occt_wrapper/OCCTWrapper.cpp b/src/occt_wrapper/OCCTWrapper.cpp
index 87f15e7f9..e41d8953f 100644
--- a/src/occt_wrapper/OCCTWrapper.cpp
+++ b/src/occt_wrapper/OCCTWrapper.cpp
@@ -80,7 +80,7 @@ static void getNamedSolids(const TopLoc_Location& location, const Handle(XCAFDoc
 extern "C" OCCTWRAPPER_EXPORT bool load_step_internal(const char *path, OCCTResult* res /*BBS:, ImportStepProgressFn proFn*/)
 {
 try {
-    bool cb_cancel = false;
+    //bool cb_cancel = false;
     //if (proFn) {
     //    proFn(LOAD_STEP_STAGE_READ_FILE, 0, 1, cb_cancel);
     //    if (cb_cancel)