diff --git a/src/functionsdialog.cpp b/src/functionsdialog.cpp
index 7a04101..a1da347 100644
--- a/src/functionsdialog.cpp
+++ b/src/functionsdialog.cpp
@@ -267,6 +267,7 @@ void FunctionsDialog::deactivateClicked() {
 	if(f) {
 		f->setActive(!f->isActive());
 		functionsModel->invalidate();
+		updateFunctions();
 		emit itemsChanged();
 	}
 }
diff --git a/src/unitsdialog.cpp b/src/unitsdialog.cpp
index ef14232..45b366a 100644
--- a/src/unitsdialog.cpp
+++ b/src/unitsdialog.cpp
@@ -355,6 +355,7 @@ void UnitsDialog::deactivateClicked() {
 	if(u) {
 		u->setActive(!u->isActive());
 		unitsModel->invalidate();
+		updateUnits();
 		emit itemsChanged();
 	}
 }
diff --git a/src/variablesdialog.cpp b/src/variablesdialog.cpp
index 0d4752b..b100a4d 100644
--- a/src/variablesdialog.cpp
+++ b/src/variablesdialog.cpp
@@ -289,6 +289,7 @@ void VariablesDialog::deactivateClicked() {
 	if(v) {
 		v->setActive(!v->isActive());
 		variablesModel->invalidate();
+		updateVariables();
 		emit itemsChanged();
 	}
 }