diff --git a/src/Mod/Drawing/Gui/TaskOrthoViews.cpp b/src/Mod/Drawing/Gui/TaskOrthoViews.cpp
index c00a17e046..600a6a167e 100644
--- a/src/Mod/Drawing/Gui/TaskOrthoViews.cpp
+++ b/src/Mod/Drawing/Gui/TaskOrthoViews.cpp
@@ -95,11 +95,11 @@ void pagesize(string & page_template, int dims[4], int block[4])
         {
             if (line.find("<!-- Working space") != string::npos)
             {
-                sscanf(line.c_str(), "%*s %*s %*s %d %d %d %d", &dims[0], &dims[1], &dims[2], &dims[3]);        //eg "    <!-- Working space 10 10 410 287 -->"
+                (void)sscanf(line.c_str(), "%*s %*s %*s %d %d %d %d", &dims[0], &dims[1], &dims[2], &dims[3]);        //eg "    <!-- Working space 10 10 410 287 -->"
                 getline (file,line);
 
                 if (line.find("<!-- Title block") != string::npos)
-                    sscanf(line.c_str(), "%*s %*s %*s %d %d %d %d", &t0, &t1, &t2, &t3);    //eg "    <!-- Working space 10 10 410 287 -->"
+                    (void)sscanf(line.c_str(), "%*s %*s %*s %d %d %d %d", &t0, &t1, &t2, &t3);    //eg "    <!-- Working space 10 10 410 287 -->"
 
                 break;
             }
diff --git a/src/Mod/Fem/Gui/ViewProviderFemPostObject.cpp b/src/Mod/Fem/Gui/ViewProviderFemPostObject.cpp
index b51ddb3a08..1fce4b6472 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemPostObject.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemPostObject.cpp
@@ -182,7 +182,7 @@ void ViewProviderFemPostObject::attach(App::DocumentObject *pcObj)
     addDisplayMaskMode(m_seperator, "Default");
     setDisplayMaskMode("Default");
 
-    setupPipeline();
+    (void)setupPipeline();
 }
 
 SoSeparator* ViewProviderFemPostObject::getFrontRoot(void) const {