diff --git a/src/source.cpp b/src/source.cpp
index 573f135..96f46e6 100644
--- a/src/source.cpp
+++ b/src/source.cpp
@@ -2742,7 +2742,8 @@ bool Source::View::on_key_press_event(GdkEventKey *event) {
 
   if(last_keyval < GDK_KEY_Shift_L || last_keyval > GDK_KEY_Hyper_R)
     previous_non_modifier_keyval = last_keyval;
-  last_keyval = event->keyval;
+  if((event->state & (GDK_CONTROL_MASK | GDK_MOD2_MASK)) == 0)
+    last_keyval = event->keyval;
 
   if((event->keyval == GDK_KEY_Tab || event->keyval == GDK_KEY_ISO_Left_Tab) && (event->state & GDK_SHIFT_MASK) == 0 && select_snippet_parameter())
     return true;
diff --git a/src/source_spellcheck.cpp b/src/source_spellcheck.cpp
index 21f35e2..ae34e37 100644
--- a/src/source_spellcheck.cpp
+++ b/src/source_spellcheck.cpp
@@ -31,7 +31,8 @@ Source::SpellCheckView::SpellCheckView(const boost::filesystem::path &file_path,
 
   // The following signal is added in case SpellCheckView is not subclassed
   signal_key_press_event().connect([this](GdkEventKey *event) {
-    last_keyval = event->keyval;
+    if((event->state & (GDK_CONTROL_MASK | GDK_MOD2_MASK)) == 0)
+      last_keyval = event->keyval;
     return false;
   });