diff --git a/changelog/12906.txt b/changelog/12906.txt
new file mode 100644
index 0000000000000..69e96ad3c68fd
--- /dev/null
+++ b/changelog/12906.txt
@@ -0,0 +1,3 @@
+```release-note:improvement
+ui: Added resize for JSON editor [[GH-12906](https://github.com/hashicorp/vault/pull/12906)]
+```
diff --git a/ui/app/styles/components/codemirror.scss b/ui/app/styles/components/codemirror.scss
index aaa6b232b696c..023bed8f78684 100644
--- a/ui/app/styles/components/codemirror.scss
+++ b/ui/app/styles/components/codemirror.scss
@@ -51,6 +51,7 @@ $gutter-grey: #2a2f36;
 .cm-s-hashi {
   &.CodeMirror {
     background-color: $black !important;
+    resize: vertical; 
     color: #cfd2d1 !important;
     border: none;
     font-family: $family-monospace;