diff --git a/public/static/demo/amoy.opencerts.json b/public/static/demo/amoy.opencert
similarity index 99%
rename from public/static/demo/amoy.opencerts.json
rename to public/static/demo/amoy.opencert
index 96aa3c51..ce748ded 100644
--- a/public/static/demo/amoy.opencerts.json
+++ b/public/static/demo/amoy.opencert
@@ -93,4 +93,4 @@
     "proof": [],
     "merkleRoot": "4a597dfc77ff49051822f46c1cc26455b076cb221689c99a3a85f77fd77566f9"
   }
-}
\ No newline at end of file
+}
diff --git a/public/static/demo/ethereum.opencerts.json b/public/static/demo/ethereum.opencert
similarity index 99%
rename from public/static/demo/ethereum.opencerts.json
rename to public/static/demo/ethereum.opencert
index ac12c083..321aa743 100644
--- a/public/static/demo/ethereum.opencerts.json
+++ b/public/static/demo/ethereum.opencert
@@ -89,4 +89,4 @@
     "proof": [],
     "merkleRoot": "0aeccde6a769adf132e17ec171cd4ef4eb5e707337965f69ad7b777d6f73c050"
   }
-}
\ No newline at end of file
+}
diff --git a/public/static/demo/polygon.opencerts.json b/public/static/demo/polygon.opencert
similarity index 99%
rename from public/static/demo/polygon.opencerts.json
rename to public/static/demo/polygon.opencert
index 37b6f1f0..18ac60c3 100644
--- a/public/static/demo/polygon.opencerts.json
+++ b/public/static/demo/polygon.opencert
@@ -93,4 +93,4 @@
     "proof": [],
     "merkleRoot": "20c9ab71b6bc1a8be738c82dcd054c713eba78856c2b9457a344da3d59769eb6"
   }
-}
\ No newline at end of file
+}
diff --git a/public/static/demo/sepolia.opencerts.json b/public/static/demo/sepolia.opencert
similarity index 99%
rename from public/static/demo/sepolia.opencerts.json
rename to public/static/demo/sepolia.opencert
index 929a0fa5..43393aef 100644
--- a/public/static/demo/sepolia.opencerts.json
+++ b/public/static/demo/sepolia.opencert
@@ -89,4 +89,4 @@
     "proof": [],
     "merkleRoot": "05368694045e5641c2be5a7eeb94b345745e77f6267f37e188af7d487a5d0e66"
   }
-}
\ No newline at end of file
+}