diff --git a/assets/themes/cycle_infra/cycle-infra.svg b/assets/themes/cycle_infra/cycle-infra.svg
index ebec25137b..9d3c99e0b3 100644
--- a/assets/themes/cycle_infra/cycle-infra.svg
+++ b/assets/themes/cycle_infra/cycle-infra.svg
@@ -3,6 +3,8 @@
    id="Layer_1"
    data-name="Layer 1"
    viewBox="0 0 400 400"
+   height="400"
+   width="400"
    version="1.1"
    sodipodi:docname="cycle-infra.svg"
    inkscape:version="1.1.2 (0a00cf5339, 2022-02-04)"
diff --git a/assets/themes/cyclenodes/cyclenodes.json b/assets/themes/cyclenodes/cyclenodes.json
index 904345b708..1ad5eb1a60 100644
--- a/assets/themes/cyclenodes/cyclenodes.json
+++ b/assets/themes/cyclenodes/cyclenodes.json
@@ -408,7 +408,13 @@
           "osmTags": {
             "and": [
               "information=guidepost",
-              "bicycle=yes"
+              {
+                "or": [
+                  "bicycle=yes",
+                  "guidepost~.*bicycle",
+                  "guidepost~.*mtb.*"
+                ]
+              }
             ]
           }
         },
@@ -417,13 +423,7 @@
             "tags": [
               "tourism=information",
               "information=guidepost",
-              {
-                "or": [
-                  "bicycle=yes",
-                  "guidepost~.*bicycle",
-                  "guidepost~.*mtb.*"
-                ]
-              }
+              "bicycle=yes"
             ]
           }
         ],
diff --git a/src/Models/ThemeConfig/LayerConfig.ts b/src/Models/ThemeConfig/LayerConfig.ts
index eb7f3d5b10..3503fcd95e 100644
--- a/src/Models/ThemeConfig/LayerConfig.ts
+++ b/src/Models/ThemeConfig/LayerConfig.ts
@@ -194,6 +194,14 @@ export default class LayerConfig extends WithContextLoader {
                 }
             }
 
+            if (!Array.isArray(pr.tags)) {
+                throw context + ": Preset " + i + " tags are not an array"
+            }
+
+            if (pr.tags.some(t => typeof t !== "string")) {
+                throw context + ": Preset " + i + ": all tags should be a simple tag (thus: a string) which should also be uploadable. A non-string type is found"
+            }
+
             const config: PresetConfig = {
                 title: Translations.T(pr.title, `${translationContext}.presets.${i}.title`),
                 tags: pr.tags.map((t) => TagUtils.SimpleTag(t)),