diff --git a/blocks/test/fixtures/core__more.html b/blocks/test/fixtures/core__more.html
index a5c1df15ed66b1..9b3733a86b38e4 100644
--- a/blocks/test/fixtures/core__more.html
+++ b/blocks/test/fixtures/core__more.html
@@ -1 +1 @@
-<!-- wp:core/more {"customText": "Continue reading", "noTeaser": true} /-->
+<!-- wp:core/more {"text": "Continue reading", "noTeaser": true} /-->
diff --git a/blocks/test/fixtures/core__more.json b/blocks/test/fixtures/core__more.json
index 29c604170dae0e..4c9b9f21c5d6ab 100644
--- a/blocks/test/fixtures/core__more.json
+++ b/blocks/test/fixtures/core__more.json
@@ -3,7 +3,7 @@
     "uid": "_uid_0",
     "name": "core/more",
     "attributes": {
-      "customText": "Continue reading",
+      "text": "Continue reading",
       "noTeaser": true
     }
   }
diff --git a/blocks/test/fixtures/core__more.parsed.json b/blocks/test/fixtures/core__more.parsed.json
index 8002e9045c5958..86cb2bba4886de 100644
--- a/blocks/test/fixtures/core__more.parsed.json
+++ b/blocks/test/fixtures/core__more.parsed.json
@@ -2,7 +2,7 @@
   {
     "blockName": "core/more",
     "attrs": {
-      "customText": "Continue reading",
+      "text": "Continue reading",
       "noTeaser": true
     },
     "rawContent": ""