diff --git a/_data/simple-icons.json b/_data/simple-icons.json
index 5243e1c9..2a3a97c4 100644
--- a/_data/simple-icons.json
+++ b/_data/simple-icons.json
@@ -14232,7 +14232,8 @@
         {
             "title": "Zendesk",
             "hex": "03363D",
-            "source": "https://brandland.zendesk.com"
+            "source": "https://brandland.zendesk.com",
+            "guidelines": "https://brandland.zendesk.com"
         },
         {
             "title": "Zenn",
@@ -14258,7 +14259,8 @@
         {
             "title": "Zerply",
             "hex": "7BBB6E",
-            "source": "https://zerply.com/about/resources"
+            "source": "https://zerply.com/about/resources",
+            "guidelines": "https://zerply.com/about/resources"
         },
         {
             "title": "Zettlr",
@@ -14274,7 +14276,7 @@
         {
             "title": "Zig",
             "hex": "F7A41D",
-            "source": "https://github.com/ziglang/logo/tree/608770bf7303613c18a8c3faf284516fa31072f0",
+            "source": "https://github.com/ziglang/logo/blob/6446ba8e37a0651da720d8869e1ce9264fa0c0b9/zig-mark.svg",
             "license": {
                 "type": "CC-BY-SA-4.0"
             }
@@ -14282,7 +14284,7 @@
         {
             "title": "Zigbee",
             "hex": "EB0443",
-            "source": "https://zigbeealliance.org/solution/zigbee/"
+            "source": "https://csa-iot.org/all-solutions/zigbee"
         },
         {
             "title": "Zilch",
@@ -14297,7 +14299,7 @@
         {
             "title": "ZincSearch",
             "hex": "5BA37F",
-            "source": "https://zincsearch.com"
+            "source": "https://github.com/zincsearch/zincsearch-docs/blob/f5b8bec0c05c10968f54aca3eabde9d4d77a1712/docs/images/logo.svg"
         },
         {
             "title": "Zingat",
@@ -14335,8 +14337,8 @@
         },
         {
             "title": "Zorin",
-            "hex": "0CC1F3",
-            "source": "https://zorinos.com/press/"
+            "hex": "15A6F0",
+            "source": "https://zorin.com/press"
         },
         {
             "title": "Zotero",