diff --git a/client/src/settings/settings-atoms.ts b/client/src/settings/settings-atoms.ts
index 24f95a2e..a777f43a 100644
--- a/client/src/settings/settings-atoms.ts
+++ b/client/src/settings/settings-atoms.ts
@@ -14,11 +14,17 @@ const settingsStoreAtom = atomWithStorage<PartialUserSettings>('lean4web:setting
 })
 
 /** The settings which are set in the searchParams of the opened URL */
-const settingsUrlAtom = atom<PartialUserSettings>((get) => {
-  const searchParams = get(locationAtom).searchParams
-  if (!searchParams) return {}
-  return decodeSettingsFromURL(searchParams)
-})
+const settingsUrlAtom = atom(
+  (get) => {
+    const searchParams = get(locationAtom).searchParams
+    if (!searchParams) return {}
+    return decodeSettingsFromURL(searchParams)
+  },
+  (get, set, val: URLSearchParams) => {
+    const location = get(locationAtom)
+    set(locationAtom, { ...location, searchParams: val })
+  },
+)
 
 /** Needed in order for the `settingsAtom` not to update unless the values from the URL actually change */
 const settingsUrlStableAtom = selectAtom(settingsUrlAtom, (settings) => settings, shallowEqual)
@@ -58,8 +64,7 @@ export const settingsAtom = atom(
     }
 
     const newSearchParams = inUrl ? encodeSettingsToURL(settingsToStore) : new URLSearchParams()
-    const location = get(locationAtom)
-    set(locationAtom, { ...location, searchParams: newSearchParams })
+    set(settingsUrlAtom, newSearchParams)
   },
 )
 
diff --git a/client/src/store/import-atoms.ts b/client/src/store/import-atoms.ts
index c59d8344..6679345f 100644
--- a/client/src/store/import-atoms.ts
+++ b/client/src/store/import-atoms.ts
@@ -18,7 +18,9 @@ export const importUrlBaseAtom = atom<string>()
  *
  */
 export const importUrlAtom = atom(
-  (get) => get(urlArgsStableAtom).url ?? get(importUrlBaseAtom),
+  (get) => {
+    return get(urlArgsStableAtom).url ?? get(importUrlBaseAtom)
+  },
   (get, set, url: string) => {
     const urlArgs = get(urlArgsStableAtom)
     set(importUrlBaseAtom, url)
diff --git a/doc/Development.md b/doc/Development.md
index 42cb6d28..dd7e357d 100644
--- a/doc/Development.md
+++ b/doc/Development.md
@@ -40,53 +40,69 @@ The project uses various jotai atoms to describe the internal state. Below is an
 
 The colors symbolise outside influence: queries (blue), the page url (orange) or browser storage (green). Red atoms are "setter-only".
 
-Atoms which are considered "prinicipal input" are in a rhomboid.
+Atoms which are changed by "user input" displayed as rhomboid.
 
 ```mermaid
 graph TD;
 
+  locationAtom
+
   %% getter
+  subgraph projects
+    projectsQueryAtom-->projectsAtom
+    projectsAtom-->defaultProjectAtom;
+    currentProjectAtom[/currentProjectAtom/]
+    defaultProjectAtom-->currentProjectAtom;
+    currentProjectAtom-->visibleProjectsAtom;
+    projectsAtom-->currentProjectAtom;
+    projectsAtom-->visibleProjectsAtom;
+  end
+
+  subgraph settings
+    settingsUrlAtom-->settingsUrlStableAtom;
+    settingsAtom[/settingsAtom/]
+    settingsUrlStableAtom-->settingsAtom;
+    settingsAtom-->mobileAtom;
+    settingsBaseAtom<-->settingsAtom;
+    settingsStoreAtom<-->settingsAtom;
+  end
+
   urlArgsAtom-->urlArgsStableAtom;
   urlArgsStableAtom-->importUrlAtom;
-  importUrlAtom-->importedCodeQueryAtom;
-  importedCodeQueryAtom-->importedCodeAtom;
-  projectsQueryAtom-->projectsAtom
-  projectsAtom-->defaultProjectAtom;
-  currentProjectAtom[/currentProjectAtom/]
-  projectsAtom-->currentProjectAtom;
-  defaultProjectAtom-->currentProjectAtom;
-  projectsAtom-->visibleProjectsAtom;
-  currentProjectAtom-->visibleProjectsAtom;
-  importUrlBaseAtom
-  importUrlAtom
+
+  subgraph import from url
+    importUrlAtom-->importedCodeQueryAtom;
+    importedCodeQueryAtom-->importedCodeAtom;
+
+    importUrlBaseAtom
+    importUrlAtom
+  end
+
   codeAtom[/codeAtom/]
   urlArgsStableAtom-->codeAtom;
   importedCodeAtom-->codeAtom;
-  locationAtom-->settingsUrlAtom;
-  settingsUrlAtom-->settingsUrlStableAtom;
-  settingsAtom[/settingsAtom/]
-  settingsUrlStableAtom-->settingsAtom;
-  settingsAtom-->mobileAtom;
+
 
   %% getter and setter
+  locationAtom<-->settingsUrlAtom;
   locationAtom<-->urlArgsAtom;
   importUrlBaseAtom<-->importUrlAtom;
   urlArgsAtom<-->currentProjectAtom;
-  settingsBaseAtom<-->settingsAtom;
-  settingsStoreAtom<-->settingsAtom;
 
   %% setter
-  importUrlAtom -.-> urlArgsAtom;
-  codeAtom -.-> urlArgsAtom;
-  importUrlBaseAtom <-.-> codeAtom;
-  settingsAtom -.-> locationAtom;
+
+  urlArgsAtom -.- importUrlAtom;
+  urlArgsAtom -.settingsAtom, importedCodeAtom.- codeAtom;
+  importUrlBaseAtom -.- codeAtom;
+  settingsUrlAtom -.- settingsAtom;
 
   setImportUrlAndProjectAtom[/setImportUrlAndProjectAtom/]
-  importUrlAtom <-.-> setImportUrlAndProjectAtom
-  currentProjectAtom <-.-> setImportUrlAndProjectAtom
+  importUrlAtom -.- setImportUrlAndProjectAtom
+  currentProjectAtom -.- setImportUrlAndProjectAtom
 
   %% Styles
-  linkStyle 16 stroke: red;
+  linkStyle 9 stroke: red;
+  linkStyle 10 stroke: red;
   linkStyle 17 stroke: red;
   linkStyle 18 stroke: red;
   linkStyle 19 stroke: red;