diff --git a/src/Yasumi/Provider/Germany/Saxony.php b/src/Yasumi/Provider/Germany/Saxony.php
index 8f06ba753..309d1dc4d 100755
--- a/src/Yasumi/Provider/Germany/Saxony.php
+++ b/src/Yasumi/Provider/Germany/Saxony.php
@@ -85,7 +85,7 @@ private function calculateReformationDay(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateRepentanceAndPrayerDay(): void
+    private function calculateRepentanceAndPrayerDay(): void
     {
         if ($this->year >= 1995) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Andalusia.php b/src/Yasumi/Provider/Spain/Andalusia.php
index 393d06d95..05dc8e7cf 100755
--- a/src/Yasumi/Provider/Spain/Andalusia.php
+++ b/src/Yasumi/Provider/Spain/Andalusia.php
@@ -71,7 +71,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateAndalusiaDay(): void
+    private function calculateAndalusiaDay(): void
     {
         if ($this->year >= 1980) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Asturias.php b/src/Yasumi/Provider/Spain/Asturias.php
index 51d93e1ec..0ca453912 100755
--- a/src/Yasumi/Provider/Spain/Asturias.php
+++ b/src/Yasumi/Provider/Spain/Asturias.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateAsturiasDay(): void
+    private function calculateAsturiasDay(): void
     {
         if ($this->year >= 1984) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/BalearicIslands.php b/src/Yasumi/Provider/Spain/BalearicIslands.php
index 24c2d491b..8b3d6cc8b 100755
--- a/src/Yasumi/Provider/Spain/BalearicIslands.php
+++ b/src/Yasumi/Provider/Spain/BalearicIslands.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateBalearicIslandsDay(): void
+    private function calculateBalearicIslandsDay(): void
     {
         if ($this->year >= 1983) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/BasqueCountry.php b/src/Yasumi/Provider/Spain/BasqueCountry.php
index 0ab4d9e36..cce2f5491 100755
--- a/src/Yasumi/Provider/Spain/BasqueCountry.php
+++ b/src/Yasumi/Provider/Spain/BasqueCountry.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateBasqueCountryDay(): void
+    private function calculateBasqueCountryDay(): void
     {
         if ($this->year >= 2011 && $this->year <= 2013) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/CanaryIslands.php b/src/Yasumi/Provider/Spain/CanaryIslands.php
index 78b237648..1787a08c1 100755
--- a/src/Yasumi/Provider/Spain/CanaryIslands.php
+++ b/src/Yasumi/Provider/Spain/CanaryIslands.php
@@ -72,7 +72,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateCanaryIslandsDay(): void
+    private function calculateCanaryIslandsDay(): void
     {
         if ($this->year >= 1984) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Cantabria.php b/src/Yasumi/Provider/Spain/Cantabria.php
index c58b5ff82..c28104b2d 100755
--- a/src/Yasumi/Provider/Spain/Cantabria.php
+++ b/src/Yasumi/Provider/Spain/Cantabria.php
@@ -76,7 +76,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateCantabriaDay(): void
+    private function calculateCantabriaDay(): void
     {
         if ($this->year >= 1967) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/CastileAndLeon.php b/src/Yasumi/Provider/Spain/CastileAndLeon.php
index 4f1126acb..028924726 100755
--- a/src/Yasumi/Provider/Spain/CastileAndLeon.php
+++ b/src/Yasumi/Provider/Spain/CastileAndLeon.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateCastileAndLeonDay(): void
+    private function calculateCastileAndLeonDay(): void
     {
         if ($this->year >= 1976) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/CastillaLaMancha.php b/src/Yasumi/Provider/Spain/CastillaLaMancha.php
index bca90b1de..7f97419ab 100755
--- a/src/Yasumi/Provider/Spain/CastillaLaMancha.php
+++ b/src/Yasumi/Provider/Spain/CastillaLaMancha.php
@@ -76,7 +76,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateCastillaLaManchaDay(): void
+    private function calculateCastillaLaManchaDay(): void
     {
         if ($this->year >= 1984) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Catalonia.php b/src/Yasumi/Provider/Spain/Catalonia.php
index d0c4d1bb3..69552d85c 100755
--- a/src/Yasumi/Provider/Spain/Catalonia.php
+++ b/src/Yasumi/Provider/Spain/Catalonia.php
@@ -76,7 +76,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateNationalDayOfCatalonia(): void
+    private function calculateNationalDayOfCatalonia(): void
     {
         if ($this->year >= 1886) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Ceuta.php b/src/Yasumi/Provider/Spain/Ceuta.php
index a2d99f594..be615ceb9 100755
--- a/src/Yasumi/Provider/Spain/Ceuta.php
+++ b/src/Yasumi/Provider/Spain/Ceuta.php
@@ -70,7 +70,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateDayOfCeuta(): void
+    private function calculateDayOfCeuta(): void
     {
         if ($this->year >= 1416) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/CommunityOfMadrid.php b/src/Yasumi/Provider/Spain/CommunityOfMadrid.php
index ffae26b49..b10c6dc9b 100755
--- a/src/Yasumi/Provider/Spain/CommunityOfMadrid.php
+++ b/src/Yasumi/Provider/Spain/CommunityOfMadrid.php
@@ -77,7 +77,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateDosdeMayoUprisingDay(): void
+    private function calculateDosdeMayoUprisingDay(): void
     {
         $this->addHoliday(new Holiday(
             'dosdeMayoUprisingDay',
diff --git a/src/Yasumi/Provider/Spain/Extremadura.php b/src/Yasumi/Provider/Spain/Extremadura.php
index 2a47a2405..93beb95fe 100755
--- a/src/Yasumi/Provider/Spain/Extremadura.php
+++ b/src/Yasumi/Provider/Spain/Extremadura.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateDayOfExtremadura(): void
+    private function calculateDayOfExtremadura(): void
     {
         if ($this->year >= 1985) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Spain/Galicia.php b/src/Yasumi/Provider/Spain/Galicia.php
index 383a47695..5bb1254ff 100755
--- a/src/Yasumi/Provider/Spain/Galicia.php
+++ b/src/Yasumi/Provider/Spain/Galicia.php
@@ -74,7 +74,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateGalicianLiteratureDay(): void
+    private function calculateGalicianLiteratureDay(): void
     {
         if ($this->year >= 1991) {
             $this->addHoliday(new Holiday('galicianLiteratureDay', [
@@ -102,7 +102,7 @@ public function calculateGalicianLiteratureDay(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateStJamesDay(): void
+    private function calculateStJamesDay(): void
     {
         if ($this->year >= 2000) {
             $this->addHoliday(new Holiday('stJamesDay', [
diff --git a/src/Yasumi/Provider/Spain/LaRioja.php b/src/Yasumi/Provider/Spain/LaRioja.php
index 36bd6e973..6e84bdb56 100755
--- a/src/Yasumi/Provider/Spain/LaRioja.php
+++ b/src/Yasumi/Provider/Spain/LaRioja.php
@@ -70,7 +70,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateLaRiojaDay(): void
+    private function calculateLaRiojaDay(): void
     {
         if ($this->year >= 1983) {
             $this->addHoliday(new Holiday('laRiojaDay', [
diff --git a/src/Yasumi/Provider/Spain/RegionOfMurcia.php b/src/Yasumi/Provider/Spain/RegionOfMurcia.php
index 2962015d9..38b7f4c10 100755
--- a/src/Yasumi/Provider/Spain/RegionOfMurcia.php
+++ b/src/Yasumi/Provider/Spain/RegionOfMurcia.php
@@ -71,7 +71,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateDayOfMurcia(): void
+    private function calculateDayOfMurcia(): void
     {
         if ($this->year >= 1983) {
             $this->addHoliday(new Holiday('murciaDay', [
diff --git a/src/Yasumi/Provider/Spain/ValencianCommunity.php b/src/Yasumi/Provider/Spain/ValencianCommunity.php
index c5a0b1582..35bacf0ed 100755
--- a/src/Yasumi/Provider/Spain/ValencianCommunity.php
+++ b/src/Yasumi/Provider/Spain/ValencianCommunity.php
@@ -78,7 +78,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateValencianCommunityDay(): void
+    private function calculateValencianCommunityDay(): void
     {
         if ($this->year >= 1239) {
             $this->addHoliday(new Holiday('valencianCommunityDay', [
diff --git a/src/Yasumi/Provider/Switzerland/Geneva.php b/src/Yasumi/Provider/Switzerland/Geneva.php
index eb0d600bc..649df8db7 100644
--- a/src/Yasumi/Provider/Switzerland/Geneva.php
+++ b/src/Yasumi/Provider/Switzerland/Geneva.php
@@ -70,7 +70,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateJeuneGenevois(): void
+    private function calculateJeuneGenevois(): void
     {
         // Find first Sunday of September
         $date = new DateTime('First Sunday of ' . $this->year . '-09', new DateTimeZone($this->timezone));
@@ -105,7 +105,7 @@ public function calculateJeuneGenevois(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateRestaurationGenevoise(): void
+    private function calculateRestaurationGenevoise(): void
     {
         if ($this->year > 1813) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Switzerland/Glarus.php b/src/Yasumi/Provider/Switzerland/Glarus.php
index 57ca3f79b..34b88626f 100644
--- a/src/Yasumi/Provider/Switzerland/Glarus.php
+++ b/src/Yasumi/Provider/Switzerland/Glarus.php
@@ -72,7 +72,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateNafelserFahrt(): void
+    private function calculateNafelserFahrt(): void
     {
         if ($this->year >= 1389) {
             $date = new DateTime('First Thursday of ' . $this->year . '-04', new DateTimeZone($this->timezone));
diff --git a/src/Yasumi/Provider/Switzerland/Jura.php b/src/Yasumi/Provider/Switzerland/Jura.php
index ed2cf2975..bbc1df93c 100644
--- a/src/Yasumi/Provider/Switzerland/Jura.php
+++ b/src/Yasumi/Provider/Switzerland/Jura.php
@@ -75,7 +75,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculatePlebisciteJurassien(): void
+    private function calculatePlebisciteJurassien(): void
     {
         if ($this->year > 1974) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Switzerland/Neuchatel.php b/src/Yasumi/Provider/Switzerland/Neuchatel.php
index 51e0fd2d8..4bfe307f4 100644
--- a/src/Yasumi/Provider/Switzerland/Neuchatel.php
+++ b/src/Yasumi/Provider/Switzerland/Neuchatel.php
@@ -73,7 +73,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateInstaurationRepublique(): void
+    private function calculateInstaurationRepublique(): void
     {
         if ($this->year > 1848) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Switzerland/Obwalden.php b/src/Yasumi/Provider/Switzerland/Obwalden.php
index b6c4423e8..796a0b85b 100644
--- a/src/Yasumi/Provider/Switzerland/Obwalden.php
+++ b/src/Yasumi/Provider/Switzerland/Obwalden.php
@@ -77,7 +77,7 @@ public function initialize(): void
      * @throws \Exception
      * @throws \Exception
      */
-    public function calculateBruderKlausenFest(): void
+    private function calculateBruderKlausenFest(): void
     {
         if ($this->year >= 1947) {
             $this->addHoliday(new Holiday(
diff --git a/src/Yasumi/Provider/Switzerland/Ticino.php b/src/Yasumi/Provider/Switzerland/Ticino.php
index ea4ab8650..5c4024988 100644
--- a/src/Yasumi/Provider/Switzerland/Ticino.php
+++ b/src/Yasumi/Provider/Switzerland/Ticino.php
@@ -82,7 +82,7 @@ public function initialize(): void
      * @throws \Yasumi\Exception\UnknownLocaleException
      * @throws \Exception
      */
-    public function calculateStPeterPaul(): void
+    private function calculateStPeterPaul(): void
     {
         $this->addHoliday(new Holiday(
             'stPeterPaul',