diff --git a/src/slic3r/GUI/GUI_Utils.cpp b/src/slic3r/GUI/GUI_Utils.cpp
index 33e2bf649e..43fac34f94 100644
--- a/src/slic3r/GUI/GUI_Utils.cpp
+++ b/src/slic3r/GUI/GUI_Utils.cpp
@@ -504,12 +504,6 @@ std::deque<wxDialog*> dialogStack;
 
 void fit_in_display(wxTopLevelWindow& window, wxSize desired_size)
 {
-    // GTK requires width >= -1 and height > 0 for gtk_window_resize/set_size_request
-    if (desired_size.GetWidth() < WINDOW_MIN_WIDTH)
-        desired_size.SetWidth(WINDOW_MIN_WIDTH);
-    if (desired_size.GetHeight() < WINDOW_MIN_HEIGHT)
-        desired_size.SetHeight(WINDOW_MIN_HEIGHT);
-
     const auto display_size = wxDisplay(window.GetParent()).GetClientArea();
     if (desired_size.GetWidth() > display_size.GetWidth()) {
         desired_size.SetWidth(display_size.GetWidth() * 4 / 5);
diff --git a/src/slic3r/GUI/PrinterCloudAuthDialog.cpp b/src/slic3r/GUI/PrinterCloudAuthDialog.cpp
index 2cc364c724..4d29d9b1c1 100644
--- a/src/slic3r/GUI/PrinterCloudAuthDialog.cpp
+++ b/src/slic3r/GUI/PrinterCloudAuthDialog.cpp
@@ -37,8 +37,7 @@ PrinterCloudAuthDialog::PrinterCloudAuthDialog(wxWindow* parent, PrintHost* host
         return;
     }
     m_browser->Hide();
-    // GTK asserts on width < -1 and height <= 0; use minimal size for hidden widget
-    m_browser->SetSize(1, 1);
+    m_browser->SetSize(0, 0);
 
     // Connect the webview events
     Bind(wxEVT_WEBVIEW_NAVIGATING, &PrinterCloudAuthDialog::OnNavigationRequest, this, m_browser->GetId());
diff --git a/src/slic3r/GUI/WebGuideDialog.cpp b/src/slic3r/GUI/WebGuideDialog.cpp
index 1327156d31..5c405af516 100644
--- a/src/slic3r/GUI/WebGuideDialog.cpp
+++ b/src/slic3r/GUI/WebGuideDialog.cpp
@@ -134,8 +134,7 @@ GuideFrame::GuideFrame(GUI_App *pGUI, long style)
         return;
     }
     m_browser->Hide();
-    // GTK asserts on width < -1 and height <= 0; use minimal size for hidden widget
-    m_browser->SetSize(1, 1);
+    m_browser->SetSize(0, 0);
 
     SetSizer(topsizer);
 
@@ -497,7 +496,7 @@ void GuideFrame::OnScriptMessage(wxWebViewEvent &evt)
                     }
                 }
 
-                wxGetApp().fltviews().reload_all();
+                wxGetApp().fltviews().relead_all();
             }
 
             this->EndModal(wxID_OK);
diff --git a/src/slic3r/GUI/WebPresetDialog.cpp b/src/slic3r/GUI/WebPresetDialog.cpp
index 07dd13c627..b8f07a3da8 100644
--- a/src/slic3r/GUI/WebPresetDialog.cpp
+++ b/src/slic3r/GUI/WebPresetDialog.cpp
@@ -138,8 +138,7 @@ WebPresetDialog::WebPresetDialog(GUI_App* pGUI, long style)
         return;
     }
     m_browser->Hide();
-    // GTK asserts on width < -1 and height <= 0; use minimal size for hidden widget
-    m_browser->SetSize(1, 1);
+    m_browser->SetSize(0, 0);
 
     SetSizer(topsizer);
 
diff --git a/src/slic3r/GUI/WebSMUserLoginDialog.cpp b/src/slic3r/GUI/WebSMUserLoginDialog.cpp
index 9e7bc28ce4..9cf1474d8a 100644
--- a/src/slic3r/GUI/WebSMUserLoginDialog.cpp
+++ b/src/slic3r/GUI/WebSMUserLoginDialog.cpp
@@ -75,8 +75,7 @@ SMUserLogin::SMUserLogin(bool isLogout) : wxDialog((wxWindow *) (wxGetApp().main
         return;
     }
     m_browser->Hide();
-    // GTK asserts on width < -1 and height <= 0; use minimal size for hidden widget
-    m_browser->SetSize(1, 1);
+    m_browser->SetSize(0, 0);
 
     // Log backend information
     // wxLogMessage(wxWebView::GetBackendVersionInfo().ToString());
diff --git a/src/slic3r/GUI/WebUserLoginDialog.cpp b/src/slic3r/GUI/WebUserLoginDialog.cpp
index 207cc7a456..f0118926f2 100644
--- a/src/slic3r/GUI/WebUserLoginDialog.cpp
+++ b/src/slic3r/GUI/WebUserLoginDialog.cpp
@@ -98,8 +98,7 @@ ZUserLogin::ZUserLogin() : wxDialog((wxWindow *) (wxGetApp().mainframe), wxID_AN
             return;
         }
         m_browser->Hide();
-        // GTK asserts on width < -1 and height <= 0; use minimal size for hidden widget
-        m_browser->SetSize(1, 1);
+        m_browser->SetSize(0, 0);
 
         // Log backend information
         // wxLogMessage(wxWebView::GetBackendVersionInfo().ToString());