diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57d22ee42c..233604f584 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,9 +15,14 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
 * [`jsx-closing-tag-location`]: add `line-aligned` option ([#3777] @kimtaejin3)
 * [`no-danger`]: add `customComponentNames` option ([#3748][] @akulsr0)
 
+### Fixed
+* [`no-invalid-html-attribute`]: substitute placeholders in suggestion messages ([#3759][] @mdjermanovic)
+* [`sort-prop-types`]: single line type ending without semicolon ([#3784][] @akulsr0)
+
 ### Changed
 * [Refactor] `variableUtil`: Avoid creating a single flat variable scope for each lookup ([#3782][] @DanielRosenwasser)
 
+[#3784]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3784
 [#3782]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3782
 [#3777]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3777
 [#3774]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3774
@@ -28,9 +33,6 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
 [#3724]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3724
 [#3694]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3694
 
-### Fixed
-* [`no-invalid-html-attribute`]: substitute placeholders in suggestion messages ([#3759][] @mdjermanovic)
-
 ## [7.34.4] - 2024.07.13
 
 ### Fixed
diff --git a/lib/rules/sort-prop-types.js b/lib/rules/sort-prop-types.js
index 20effacc44..b0087e59c2 100644
--- a/lib/rules/sort-prop-types.js
+++ b/lib/rules/sort-prop-types.js
@@ -129,7 +129,8 @@ module.exports = {
           requiredFirst,
           callbacksLast,
           noSortAlphabetically,
-          sortShapeProp
+          sortShapeProp,
+          checkTypes
         );
       }
 
diff --git a/lib/util/propTypesSort.js b/lib/util/propTypesSort.js
index 12982430b3..bffcfb1073 100644
--- a/lib/util/propTypesSort.js
+++ b/lib/util/propTypesSort.js
@@ -126,6 +126,7 @@ const commentnodeMap = new WeakMap(); // all nodes reference WeakMap for start a
  * @param {Boolean=} callbacksLast whether or not to sort callbacks after everything else.
  * @param {Boolean=} noSortAlphabetically whether or not to disable alphabetical sorting of the elements.
  * @param {Boolean=} sortShapeProp whether or not to sort propTypes defined in PropTypes.shape.
+ * @param {Boolean=} checkTypes whether or not sorting of prop type definitions are checked.
  * @returns {Object|*|{range, text}} the sort order of the two elements.
  */
 function fixPropTypesSort(
@@ -136,7 +137,8 @@ function fixPropTypesSort(
   requiredFirst,
   callbacksLast,
   noSortAlphabetically,
-  sortShapeProp
+  sortShapeProp,
+  checkTypes
 ) {
   function sortInSource(allNodes, source) {
     const originalSource = source;
@@ -183,10 +185,15 @@ function fixPropTypesSort(
       );
 
       const sourceCodeText = getText(context);
+      let separator = '';
       source = nodes.reduceRight((acc, attr, index) => {
         const sortedAttr = sortedAttributes[index];
         const commentNode = commentnodeMap.get(sortedAttr);
         let sortedAttrText = sourceCodeText.slice(commentNode.start, commentNode.end);
+        const sortedAttrTextLastChar = sortedAttrText[sortedAttrText.length - 1];
+        if (!separator && [';', ','].some((allowedSep) => sortedAttrTextLastChar === allowedSep)) {
+          separator = sortedAttrTextLastChar;
+        }
         if (sortShapeProp && isShapeProp(sortedAttr.value)) {
           const shape = getShapeProperties(sortedAttr.value);
           if (shape) {
@@ -197,7 +204,8 @@ function fixPropTypesSort(
             sortedAttrText = attrSource.slice(sortedAttr.range[0], sortedAttr.range[1]);
           }
         }
-        return `${acc.slice(0, commentnodeMap.get(attr).start)}${sortedAttrText}${acc.slice(commentnodeMap.get(attr).end)}`;
+        const sortedAttrTextVal = checkTypes && !sortedAttrText.endsWith(separator) ? `${sortedAttrText}${separator}` : sortedAttrText;
+        return `${acc.slice(0, commentnodeMap.get(attr).start)}${sortedAttrTextVal}${acc.slice(commentnodeMap.get(attr).end)}`;
       }, source);
     });
     return source;
diff --git a/tests/lib/rules/sort-prop-types.js b/tests/lib/rules/sort-prop-types.js
index a6157aa347..a902f54c4c 100644
--- a/tests/lib/rules/sort-prop-types.js
+++ b/tests/lib/rules/sort-prop-types.js
@@ -501,6 +501,18 @@ ruleTester.run('sort-prop-types', rule, {
         }
       `,
       options: [{ checkTypes: true }],
+    },
+    {
+      code: `
+        const Foo = (props: {
+          aaa: string,
+          zzz: string
+        }) => {
+          return null;
+        }
+      `,
+      features: ['types'],
+      options: [{ checkTypes: true }],
     }
   )),
   invalid: parsers.all([].concat(
@@ -2356,6 +2368,52 @@ ruleTester.run('sort-prop-types', rule, {
           column: 11,
         },
       ],
+    },
+    {
+      code: `
+        type CustomProps = { onChange: () => void; name: string };
+        const Foo = (props: CustomProps) => {
+          return null;
+        }
+      `,
+      output: `
+        type CustomProps = { name: string; onChange: () => void };
+        const Foo = (props: CustomProps) => {
+          return null;
+        }
+      `,
+      features: ['types'],
+      options: [{ checkTypes: true }],
+      errors: [
+        {
+          messageId: 'propsNotSorted',
+          line: 2,
+          column: 52,
+        },
+      ],
+    },
+    {
+      code: `
+        type CustomProps = { onChange: (event: { target: { name: string; value: string } }) => void; name: string };
+        const Foo = (props: CustomProps) => {
+          return null;
+        }
+      `,
+      output: `
+        type CustomProps = { name: string; onChange: (event: { target: { name: string; value: string } }) => void };
+        const Foo = (props: CustomProps) => {
+          return null;
+        }
+      `,
+      features: ['types'],
+      options: [{ checkTypes: true }],
+      errors: [
+        {
+          messageId: 'propsNotSorted',
+          line: 2,
+          column: 102,
+        },
+      ],
     }
   )),
 });