diff --git a/ghost/admin/app/styles/app-dark.css b/ghost/admin/app/styles/app-dark.css
index 3041a9f0bf..3c5d459850 100644
--- a/ghost/admin/app/styles/app-dark.css
+++ b/ghost/admin/app/styles/app-dark.css
@@ -933,6 +933,10 @@ input:focus,
     fill: var(--darkgrey);
 }
 
+.gh-editor-feature-image-caption {
+    color: var(--darkgrey);
+}
+
 .gh-editor-wordcount-container {
     background: var(--white);
 }
diff --git a/ghost/admin/app/styles/layouts/editor.css b/ghost/admin/app/styles/layouts/editor.css
index 02aae47f60..a96f6250eb 100644
--- a/ghost/admin/app/styles/layouts/editor.css
+++ b/ghost/admin/app/styles/layouts/editor.css
@@ -622,12 +622,13 @@ body[data-user-is-dragging] .gh-editor-feature-image-dropzone {
 .gh-editor-feature-image-alttext,
 .gh-editor-feature-image-caption {
     width: 100%;
+    height: 24px;
     margin: 0 0 1.7em 0;
     outline: none;
     border-width: 0;
     border-style: none;
     font-size: 1.4rem;
-    line-height: 1.65;
+    line-height: 24px;
     letter-spacing: .04rem;
     background-color: transparent !important;
     transition: border-color .15s linear;