diff --git a/cookbook/helper/recipe_search.py b/cookbook/helper/recipe_search.py
index 5c5412de13..2e46bd77dc 100644
--- a/cookbook/helper/recipe_search.py
+++ b/cookbook/helper/recipe_search.py
@@ -172,6 +172,8 @@ def _favorite_recipes(self):
     def keyword_filters(self, keywords=None, operator=True):
         if not keywords:
             return
+        if not isinstance(keywords, list):
+            keywords = [keywords]
         if operator == True:
             # TODO creating setting to include descendants of keywords a setting
             self._queryset = self._queryset.filter(keywords__in=Keyword.include_descendants(Keyword.objects.filter(pk__in=keywords)))
@@ -184,6 +186,8 @@ def keyword_filters(self, keywords=None, operator=True):
     def food_filters(self, foods=None, operator=True):
         if not foods:
             return
+        if not isinstance(foods, list):
+            foods = [foods]
         if operator == True:
             # TODO creating setting to include descendants of food a setting
             self._queryset = self._queryset.filter(steps__ingredients__food__in=Food.include_descendants(Food.objects.filter(pk__in=foods)))
@@ -198,7 +202,9 @@ def unit_filters(self, units=None, operator=True):
             raise NotImplementedError
         if not units:
             return
-        self._queryset = self._queryset.filter(steps__ingredients__unit__id=units)
+        if not isinstance(units, list):
+            units = [units]
+        self._queryset = self._queryset.filter(steps__ingredients__unit__in=units)
 
     def rating_filter(self, rating=None):
         if rating is None:
@@ -217,6 +223,8 @@ def internal_filter(self):
     def book_filters(self, books=None, operator=True):
         if not books:
             return
+        if not isinstance(books, list):
+            books = [books]
         if operator == True:
             self._queryset = self._queryset.filter(recipebookentry__book__id__in=books)
         else:
@@ -228,6 +236,8 @@ def step_filters(self, steps=None, operator=True):
             raise NotImplementedError
         if not steps:
             return
+        if not isinstance(steps, list):
+            steps = [unistepsts]
         self._queryset = self._queryset.filter(steps__id__in=steps)
 
     def build_fulltext_filters(self, string=None):
diff --git a/cookbook/views/api.py b/cookbook/views/api.py
index 9cc740158e..5726bbae50 100644
--- a/cookbook/views/api.py
+++ b/cookbook/views/api.py
@@ -655,7 +655,8 @@ def get_queryset(self):
 
         # self.queryset = search_recipes(self.request, self.queryset, self.request.GET)
         params = {x: self.request.GET.get(x) if len({**self.request.GET}[x]) == 1 else self.request.GET.getlist(x) for x in list(self.request.GET)}
-        self.queryset = RecipeSearch(self.request, **params).get_queryset(self.queryset).prefetch_related('cooklog_set')
+        search = RecipeSearch(self.request, **params)
+        self.queryset = search.get_queryset(self.queryset).prefetch_related('cooklog_set')
         return self.queryset
 
     def list(self, request, *args, **kwargs):