diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e4327947..aeae22fed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 - Prevent yield calculation for ## as ingredient headline [#1998](https://github.com/nextcloud/cookbook/pull/1998) @j0hannesr0th
 - Improved styling of times in recipe view [#2014](https://github.com/nextcloud/cookbook/pull/2014) @seyfeb
 - Add missing translatable string for recipe-creation button in empty list view [#2015](https://github.com/nextcloud/cookbook/pull/2015) @seyfeb
+- Prevent recalculation algorithm if no yield is given [#2003](https://github.com/nextcloud/cookbook/pull/2003) @j0hannesr0th
 
 ### Documentation
 - Improve  structure of `README.md` [#1989](https://github.com/nextcloud/cookbook/pull/1989) @seyfeb
diff --git a/src/components/RecipeView/RecipeView.vue b/src/components/RecipeView/RecipeView.vue
index 671a7cc1d..577a5aabf 100644
--- a/src/components/RecipeView/RecipeView.vue
+++ b/src/components/RecipeView/RecipeView.vue
@@ -77,7 +77,7 @@
                                 </span>
                                 <span class="print-hidden">
                                     <button
-                                        :disabled="recipeYield === 1"
+                                        :disabled="recipeYield <= 1"
                                         @click="changeRecipeYield(false)"
                                     >
                                         <span class="icon-view-previous" />
@@ -640,7 +640,7 @@ const setup = async () => {
 };
 
 const changeRecipeYield = (increase = true) => {
-    recipeYield.value += increase ? 1 : -1;
+    recipeYield.value = +recipeYield.value + (increase ? 1 : -1);
 };
 
 function showCopySuccess(item) {
diff --git a/src/js/yieldCalculator.js b/src/js/yieldCalculator.js
index 4a18a8889..f4ce6c5a4 100644
--- a/src/js/yieldCalculator.js
+++ b/src/js/yieldCalculator.js
@@ -14,7 +14,7 @@ function isValidIngredientSyntax(ingredient) {
 
     /*
         The ingredientMultipleSeperatorsRegExp is used to check whether the string contains
-        more than one separators (.,) after a number. This is used to exclude strings that
+        more than one separator (.,) after a number. This is used to exclude strings that
         contain more than one separator from being valid.
     */
     const ingredientMultipleSeparatorsRegExp = /^-?\d+(?:[.,]\d+){2,}.*/;