diff --git a/plugins/Cardinal/src/ImGuiWidget.cpp b/plugins/Cardinal/src/ImGuiWidget.cpp
index b58bd76..78302a7 100644
--- a/plugins/Cardinal/src/ImGuiWidget.cpp
+++ b/plugins/Cardinal/src/ImGuiWidget.cpp
@@ -215,7 +215,7 @@ void ImGuiWidget::onButton(const ButtonEvent& e)
         return;
     }
 
-    io.KeyCtrl  = e.mods & GLFW_MOD_CTRL;
+    io.KeyCtrl  = e.mods & GLFW_MOD_CONTROL;
     io.KeyShift = e.mods & GLFW_MOD_SHIFT;
     io.KeyAlt   = e.mods & GLFW_MOD_ALT;
     io.KeySuper = e.mods & GLFW_MOD_SUPER;
@@ -245,7 +245,7 @@ void ImGuiWidget::onSelectKey(const SelectKeyEvent& e)
         return;
     }
 
-    io.KeyCtrl  = e.mods & GLFW_MOD_CTRL;
+    io.KeyCtrl  = e.mods & GLFW_MOD_CONTROL;
     io.KeyShift = e.mods & GLFW_MOD_SHIFT;
     io.KeyAlt   = e.mods & GLFW_MOD_ALT;
     io.KeySuper = e.mods & GLFW_MOD_SUPER;
diff --git a/src/CardinalUI.cpp b/src/CardinalUI.cpp
index 440fd60..02be1ec 100644
--- a/src/CardinalUI.cpp
+++ b/src/CardinalUI.cpp
@@ -514,7 +514,7 @@ protected:
 
     bool onCharacterInput(const CharacterInputEvent& ev) override
     {
-        if (ev.character <= ' ' || ev.character >= kKeyDelete)
+        if (ev.character < ' ' || ev.character >= kKeyDelete)
             return false;
 
         const int mods = glfwMods(ev.mod);