diff --git a/docs/reference-guides/core-blocks.md b/docs/reference-guides/core-blocks.md
index 7488b6b9cdfe84..b9255d5435700f 100644
--- a/docs/reference-guides/core-blocks.md
+++ b/docs/reference-guides/core-blocks.md
@@ -518,7 +518,7 @@ Displays the contents of a post or page. ([Source](https://github.com/WordPress/
 
 -	**Name:** core/post-content
 -	**Category:** theme
--	**Supports:** align (full, wide), ~~html~~
+-	**Supports:** align (full, wide), typography (fontSize, lineHeight), ~~html~~
 -	**Attributes:** 
 
 ## Post Date
diff --git a/packages/block-library/src/post-content/block.json b/packages/block-library/src/post-content/block.json
index 8a62ad83124f2f..c330f624ee142b 100644
--- a/packages/block-library/src/post-content/block.json
+++ b/packages/block-library/src/post-content/block.json
@@ -10,7 +10,20 @@
 	"supports": {
 		"align": [ "wide", "full" ],
 		"html": false,
-		"__experimentalLayout": true
+		"__experimentalLayout": true,
+		"typography": {
+			"fontSize": true,
+			"lineHeight": true,
+			"__experimentalFontFamily": true,
+			"__experimentalFontWeight": true,
+			"__experimentalFontStyle": true,
+			"__experimentalTextTransform": true,
+			"__experimentalTextDecoration": true,
+			"__experimentalLetterSpacing": true,
+			"__experimentalDefaultControls": {
+				"fontSize": true
+			}
+		}
 	},
 	"editorStyle": "wp-block-post-content-editor"
 }