diff --git a/src/app/core/vapplication.cpp b/src/app/core/vapplication.cpp
index 50aad90cf..fdbbdcf01 100644
--- a/src/app/core/vapplication.cpp
+++ b/src/app/core/vapplication.cpp
@@ -216,13 +216,14 @@ QString VApplication::pathToTables() const
     }
     else
     {
+        const QString stPath = QStringLiteral("/tables/standard");
         #ifdef Q_OS_WIN
-            return QApplication::applicationDirPath() + QStringLiteral("/tables/standard");
+            return QApplication::applicationDirPath() + stPath;
         #else
             #ifdef QT_DEBUG
-                return QApplication::applicationDirPath() + QStringLiteral("/tables/standard");
+                return QApplication::applicationDirPath() + stPath;
             #else
-                QDir dir(QApplication::applicationDirPath() + QStringLiteral("/tables/standard"));
+                QDir dir(QApplication::applicationDirPath() + stPath);
                 if (dir.exists())
                 {
                     return dir.absolutePath();
@@ -239,13 +240,14 @@ QString VApplication::pathToTables() const
 //---------------------------------------------------------------------------------------------------------------------
 QString VApplication::translationsPath() const
 {
+    const QString trPath = QStringLiteral("/translations");
 #ifdef Q_OS_WIN
-    return QApplication::applicationDirPath() + QStringLiteral("/translations");
+    return QApplication::applicationDirPath() + trPath;
 #else
 #ifdef QT_DEBUG
-    return QApplication::applicationDirPath() + QStringLiteral("/translations");
+    return QApplication::applicationDirPath() + trPath;
     #else
-        QDir dir(QApplication::applicationDirPath() + QStringLiteral("/translations"));
+        QDir dir(QApplication::applicationDirPath() + trPath);
         if (dir.exists())
         {
             return dir.absolutePath();
diff --git a/src/app/dialogs/tools/dialogarc.cpp b/src/app/dialogs/tools/dialogarc.cpp
index a7b3d5eaa..fded0782b 100644
--- a/src/app/dialogs/tools/dialogarc.cpp
+++ b/src/app/dialogs/tools/dialogarc.cpp
@@ -354,8 +354,7 @@ void DialogArc::EvalRadius()
 void DialogArc::EvalF1()
 {
     labelEditFormula = ui->labelEditF1;
-    const QString postfix = QStringLiteral("°");
-    Eval(ui->plainTextEditF1->toPlainText(), flagF1, ui->labelResultF1, postfix, false);
+    Eval(ui->plainTextEditF1->toPlainText(), flagF1, ui->labelResultF1, degreeSymbol, false);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -365,8 +364,7 @@ void DialogArc::EvalF1()
 void DialogArc::EvalF2()
 {
     labelEditFormula = ui->labelEditF2;
-    const QString postfix = QStringLiteral("°");
-    Eval(ui->plainTextEditF2->toPlainText(), flagF2, ui->labelResultF2, postfix, false);
+    Eval(ui->plainTextEditF2->toPlainText(), flagF2, ui->labelResultF2, degreeSymbol, false);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/dialogs/tools/dialogcurveintersectaxis.cpp b/src/app/dialogs/tools/dialogcurveintersectaxis.cpp
index 2b9c05bff..b10a66328 100644
--- a/src/app/dialogs/tools/dialogcurveintersectaxis.cpp
+++ b/src/app/dialogs/tools/dialogcurveintersectaxis.cpp
@@ -220,8 +220,7 @@ void DialogCurveIntersectAxis::PutAngle()
 //---------------------------------------------------------------------------------------------------------------------
 void DialogCurveIntersectAxis::EvalAngle()
 {
-    const QString postfix = QStringLiteral("°");
-    Eval(ui->plainTextEditFormula->toPlainText(), flagError, ui->labelResultCalculation, postfix, false);
+    Eval(ui->plainTextEditFormula->toPlainText(), flagError, ui->labelResultCalculation, degreeSymbol, false);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/dialogs/tools/dialogendline.cpp b/src/app/dialogs/tools/dialogendline.cpp
index a5a882ef3..5e901182e 100644
--- a/src/app/dialogs/tools/dialogendline.cpp
+++ b/src/app/dialogs/tools/dialogendline.cpp
@@ -97,8 +97,7 @@ void DialogEndLine::PutAngle()
 void DialogEndLine::EvalAngle()
 {
     labelEditFormula = ui->labelEditAngle;
-    const QString postfix = QStringLiteral("°");
-    Eval(ui->plainTextEditAngle->toPlainText(), flagError, ui->labelResultCalculationAngle, postfix, false);
+    Eval(ui->plainTextEditAngle->toPlainText(), flagError, ui->labelResultCalculationAngle, degreeSymbol, false);
     labelEditFormula = ui->labelEditFormula;
 }
 
diff --git a/src/app/dialogs/tools/dialoglineintersectaxis.cpp b/src/app/dialogs/tools/dialoglineintersectaxis.cpp
index 3016a7f61..a32c31af4 100644
--- a/src/app/dialogs/tools/dialoglineintersectaxis.cpp
+++ b/src/app/dialogs/tools/dialoglineintersectaxis.cpp
@@ -239,8 +239,7 @@ void DialogLineIntersectAxis::PutAngle()
 //---------------------------------------------------------------------------------------------------------------------
 void DialogLineIntersectAxis::EvalAngle()
 {
-    const QString postfix = QStringLiteral("°");
-    Eval(ui->plainTextEditFormula->toPlainText(), flagError, ui->labelResultCalculation, postfix, false);
+    Eval(ui->plainTextEditFormula->toPlainText(), flagError, ui->labelResultCalculation, degreeSymbol, false);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/options.cpp b/src/app/options.cpp
index aa0d5979d..90d97978e 100644
--- a/src/app/options.cpp
+++ b/src/app/options.cpp
@@ -33,6 +33,10 @@
 //Same regexp in pattern.xsd shema file. Don't forget synchronize.
 const QString nameRegExp = QStringLiteral("^([^0-9-*/^+=\\s\\(\\)%:;!.,]){1,1}([^-*/^+=\\s\\(\\)%:;!.,]){0,}$");
 
+// From documantation: If you use QStringLiteral you should avoid declaring the same literal in multiple places: This
+// furthermore blows up the binary sizes.
+const QString degreeSymbol = QStringLiteral("°");
+
 // Keep synchronize all names with initialization in VApllication class!!!!!
 //measurements
 //head and neck
diff --git a/src/app/options.h b/src/app/options.h
index 0afea395e..c384fca68 100644
--- a/src/app/options.h
+++ b/src/app/options.h
@@ -53,6 +53,7 @@ static const quint32 null_id = 0;
 #define NULL_ID null_id//use this value for initialization variables that keeps id values. 0 mean uknown id value.
 
 extern const QString nameRegExp;
+extern const QString degreeSymbol;
 
 enum class SceneObject : char { Point, Line, Spline, Arc, SplinePath, Detail, Unknown };
 enum class Tool : unsigned char
diff --git a/src/app/tools/drawTools/vtoolarc.cpp b/src/app/tools/drawTools/vtoolarc.cpp
index 752574d52..9ef6e70a1 100644
--- a/src/app/tools/drawTools/vtoolarc.cpp
+++ b/src/app/tools/drawTools/vtoolarc.cpp
@@ -230,7 +230,7 @@ VFormula VToolArc::getFormulaF1() const
     VFormula f1(arc->GetFormulaF1(), getData());
     f1.setCheckZero(false);
     f1.setToolId(id);
-    f1.setPostfix(QStringLiteral("°"));
+    f1.setPostfix(degreeSymbol);
     return f1;
 }
 
@@ -255,7 +255,7 @@ VFormula VToolArc::getFormulaF2() const
     VFormula f2(arc->GetFormulaF2(), getData());
     f2.setCheckZero(false);
     f2.setToolId(id);
-    f2.setPostfix(QStringLiteral("°"));
+    f2.setPostfix(degreeSymbol);
     return f2;
 }
 
diff --git a/src/app/tools/drawTools/vtoolcurveintersectaxis.cpp b/src/app/tools/drawTools/vtoolcurveintersectaxis.cpp
index 92c939392..ad60c3af9 100644
--- a/src/app/tools/drawTools/vtoolcurveintersectaxis.cpp
+++ b/src/app/tools/drawTools/vtoolcurveintersectaxis.cpp
@@ -178,7 +178,7 @@ VFormula VToolCurveIntersectAxis::getFormulaAngle() const
     VFormula fAngle(formulaAngle, getData());
     fAngle.setCheckZero(false);
     fAngle.setToolId(id);
-    fAngle.setPostfix(QStringLiteral("°"));
+    fAngle.setPostfix(degreeSymbol);
     return fAngle;
 }
 
diff --git a/src/app/tools/drawTools/vtoolendline.cpp b/src/app/tools/drawTools/vtoolendline.cpp
index f0fe12ef8..07265ef6b 100644
--- a/src/app/tools/drawTools/vtoolendline.cpp
+++ b/src/app/tools/drawTools/vtoolendline.cpp
@@ -262,7 +262,7 @@ VFormula VToolEndLine::getFormulaAngle() const
     VFormula fAngle(formulaAngle, getData());
     fAngle.setCheckZero(false);
     fAngle.setToolId(id);
-    fAngle.setPostfix(QStringLiteral("°"));
+    fAngle.setPostfix(degreeSymbol);
     return fAngle;
 }
 
diff --git a/src/app/tools/drawTools/vtoollineintersectaxis.cpp b/src/app/tools/drawTools/vtoollineintersectaxis.cpp
index 70f625407..c9f28c18e 100644
--- a/src/app/tools/drawTools/vtoollineintersectaxis.cpp
+++ b/src/app/tools/drawTools/vtoollineintersectaxis.cpp
@@ -175,7 +175,7 @@ VFormula VToolLineIntersectAxis::getFormulaAngle() const
     VFormula fAngle(formulaAngle, getData());
     fAngle.setCheckZero(false);
     fAngle.setToolId(id);
-    fAngle.setPostfix(QStringLiteral("°"));
+    fAngle.setPostfix(degreeSymbol);
     return fAngle;
 }