diff --git a/dist/post_run/index.js b/dist/post_run/index.js
index 3fe5749f16..dcd6187507 100644
--- a/dist/post_run/index.js
+++ b/dist/post_run/index.js
@@ -102728,7 +102728,7 @@ function composeCollection(CN, ctx, token, props, onError) {
     let tag = ctx.schema.tags.find(t => t.tag === tagName && t.collection === expType);
     if (!tag) {
         const kt = ctx.schema.knownTags[tagName];
-        if (kt && kt.collection === expType) {
+        if (kt?.collection === expType) {
             ctx.schema.tags.push(Object.assign({}, kt, { default: false }));
             tag = kt;
         }
@@ -103614,7 +103614,7 @@ function resolveBlockSeq({ composeNode, composeEmptyNode }, ctx, bs, onError, ta
         });
         if (!props.found) {
             if (props.anchor || props.tag || value) {
-                if (value && value.type === 'block-seq')
+                if (value?.type === 'block-seq')
                     onError(props.end, 'BAD_INDENT', 'All sequence items must start at the same column');
                 else
                     onError(offset, 'MISSING_CHAR', 'Sequence item without - indicator');
@@ -103831,7 +103831,7 @@ function resolveFlowCollection({ composeNode, composeEmptyNode }, ctx, fc, onErr
                 }
             }
             else if (value) {
-                if ('source' in value && value.source && value.source[0] === ':')
+                if ('source' in value && value.source?.[0] === ':')
                     onError(value, 'MISSING_CHAR', `Missing space after : in ${fcName}`);
                 else
                     onError(valueProps.start, 'MISSING_CHAR', `Missing , or : between ${fcName} items`);
@@ -103875,7 +103875,7 @@ function resolveFlowCollection({ composeNode, composeEmptyNode }, ctx, fc, onErr
     const expectedEnd = isMap ? '}' : ']';
     const [ce, ...ee] = fc.end;
     let cePos = offset;
-    if (ce && ce.source === expectedEnd)
+    if (ce?.source === expectedEnd)
         cePos = ce.offset + ce.source.length;
     else {
         const name = fcName[0].toUpperCase() + fcName.substring(1);
@@ -105256,7 +105256,7 @@ const prettifyError = (src, lc) => (error) => {
     if (/[^ ]/.test(lineStr)) {
         let count = 1;
         const end = error.linePos[1];
-        if (end && end.line === line && end.col > col) {
+        if (end?.line === line && end.col > col) {
             count = Math.max(1, Math.min(end.col - col, 80 - ci));
         }
         const pointer = ' '.repeat(ci) + '^'.repeat(count);
@@ -105424,7 +105424,7 @@ class Alias extends Node.NodeBase {
             data = anchors.get(source);
         }
         /* istanbul ignore if */
-        if (!data || data.res === undefined) {
+        if (data?.res === undefined) {
             const msg = 'This should not happen: Alias anchor was not resolved?';
             throw new ReferenceError(msg);
         }
@@ -107766,7 +107766,7 @@ class Parser {
     }
     *step() {
         const top = this.peek(1);
-        if (this.type === 'doc-end' && (!top || top.type !== 'doc-end')) {
+        if (this.type === 'doc-end' && top?.type !== 'doc-end') {
             while (this.stack.length > 0)
                 yield* this.pop();
             this.stack.push({
@@ -108298,7 +108298,7 @@ class Parser {
             do {
                 yield* this.pop();
                 top = this.peek(1);
-            } while (top && top.type === 'flow-collection');
+            } while (top?.type === 'flow-collection');
         }
         else if (fc.end.length === 0) {
             switch (this.type) {
@@ -110484,7 +110484,7 @@ function stringifyNumber({ format, minFractionDigits, tag, value }) {
     const num = typeof value === 'number' ? value : Number(value);
     if (!isFinite(num))
         return isNaN(num) ? '.nan' : num < 0 ? '-.inf' : '.inf';
-    let n = JSON.stringify(value);
+    let n = Object.is(value, -0) ? '-0' : JSON.stringify(value);
     if (!format &&
         minFractionDigits &&
         (!tag || tag === 'tag:yaml.org,2002:float') &&
@@ -110615,7 +110615,7 @@ function stringifyPair({ key, value }, ctx, onComment, onChompKeep) {
             ws += `\n${stringifyComment.indentComment(cs, ctx.indent)}`;
         }
         if (valueStr === '' && !ctx.inFlow) {
-            if (ws === '\n')
+            if (ws === '\n' && valueComment)
                 ws = '\n\n';
         }
         else {
diff --git a/dist/run/index.js b/dist/run/index.js
index 5a838212d7..858a806f61 100644
--- a/dist/run/index.js
+++ b/dist/run/index.js
@@ -102728,7 +102728,7 @@ function composeCollection(CN, ctx, token, props, onError) {
     let tag = ctx.schema.tags.find(t => t.tag === tagName && t.collection === expType);
     if (!tag) {
         const kt = ctx.schema.knownTags[tagName];
-        if (kt && kt.collection === expType) {
+        if (kt?.collection === expType) {
             ctx.schema.tags.push(Object.assign({}, kt, { default: false }));
             tag = kt;
         }
@@ -103614,7 +103614,7 @@ function resolveBlockSeq({ composeNode, composeEmptyNode }, ctx, bs, onError, ta
         });
         if (!props.found) {
             if (props.anchor || props.tag || value) {
-                if (value && value.type === 'block-seq')
+                if (value?.type === 'block-seq')
                     onError(props.end, 'BAD_INDENT', 'All sequence items must start at the same column');
                 else
                     onError(offset, 'MISSING_CHAR', 'Sequence item without - indicator');
@@ -103831,7 +103831,7 @@ function resolveFlowCollection({ composeNode, composeEmptyNode }, ctx, fc, onErr
                 }
             }
             else if (value) {
-                if ('source' in value && value.source && value.source[0] === ':')
+                if ('source' in value && value.source?.[0] === ':')
                     onError(value, 'MISSING_CHAR', `Missing space after : in ${fcName}`);
                 else
                     onError(valueProps.start, 'MISSING_CHAR', `Missing , or : between ${fcName} items`);
@@ -103875,7 +103875,7 @@ function resolveFlowCollection({ composeNode, composeEmptyNode }, ctx, fc, onErr
     const expectedEnd = isMap ? '}' : ']';
     const [ce, ...ee] = fc.end;
     let cePos = offset;
-    if (ce && ce.source === expectedEnd)
+    if (ce?.source === expectedEnd)
         cePos = ce.offset + ce.source.length;
     else {
         const name = fcName[0].toUpperCase() + fcName.substring(1);
@@ -105256,7 +105256,7 @@ const prettifyError = (src, lc) => (error) => {
     if (/[^ ]/.test(lineStr)) {
         let count = 1;
         const end = error.linePos[1];
-        if (end && end.line === line && end.col > col) {
+        if (end?.line === line && end.col > col) {
             count = Math.max(1, Math.min(end.col - col, 80 - ci));
         }
         const pointer = ' '.repeat(ci) + '^'.repeat(count);
@@ -105424,7 +105424,7 @@ class Alias extends Node.NodeBase {
             data = anchors.get(source);
         }
         /* istanbul ignore if */
-        if (!data || data.res === undefined) {
+        if (data?.res === undefined) {
             const msg = 'This should not happen: Alias anchor was not resolved?';
             throw new ReferenceError(msg);
         }
@@ -107766,7 +107766,7 @@ class Parser {
     }
     *step() {
         const top = this.peek(1);
-        if (this.type === 'doc-end' && (!top || top.type !== 'doc-end')) {
+        if (this.type === 'doc-end' && top?.type !== 'doc-end') {
             while (this.stack.length > 0)
                 yield* this.pop();
             this.stack.push({
@@ -108298,7 +108298,7 @@ class Parser {
             do {
                 yield* this.pop();
                 top = this.peek(1);
-            } while (top && top.type === 'flow-collection');
+            } while (top?.type === 'flow-collection');
         }
         else if (fc.end.length === 0) {
             switch (this.type) {
@@ -110484,7 +110484,7 @@ function stringifyNumber({ format, minFractionDigits, tag, value }) {
     const num = typeof value === 'number' ? value : Number(value);
     if (!isFinite(num))
         return isNaN(num) ? '.nan' : num < 0 ? '-.inf' : '.inf';
-    let n = JSON.stringify(value);
+    let n = Object.is(value, -0) ? '-0' : JSON.stringify(value);
     if (!format &&
         minFractionDigits &&
         (!tag || tag === 'tag:yaml.org,2002:float') &&
@@ -110615,7 +110615,7 @@ function stringifyPair({ key, value }, ctx, onComment, onChompKeep) {
             ws += `\n${stringifyComment.indentComment(cs, ctx.indent)}`;
         }
         if (valueStr === '' && !ctx.inFlow) {
-            if (ws === '\n')
+            if (ws === '\n' && valueComment)
                 ws = '\n\n';
         }
         else {
diff --git a/package-lock.json b/package-lock.json
index 03dee2f671..36ed5ab71b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,7 @@
         "@types/which": "^3.0.4",
         "tmp": "^0.2.5",
         "which": "^6.0.0",
-        "yaml": "^2.8.1"
+        "yaml": "^2.8.2"
       },
       "devDependencies": {
         "@typescript-eslint/eslint-plugin": "^8.48.0",
@@ -4352,15 +4352,18 @@
       }
     },
     "node_modules/yaml": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.1.tgz",
-      "integrity": "sha512-lcYcMxX2PO9XMGvAJkJ3OsNMw+/7FKes7/hgerGUYWIoWu5j/+YQqcZr5JnPZWzOsEBgMbSbiSTn/dv/69Mkpw==",
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
+      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
       "license": "ISC",
       "bin": {
         "yaml": "bin.mjs"
       },
       "engines": {
         "node": ">= 14.6"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/eemeli"
       }
     },
     "node_modules/yocto-queue": {
diff --git a/package.json b/package.json
index 4f4f7dd419..6842b648fb 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@types/which": "^3.0.4",
     "tmp": "^0.2.5",
     "which": "^6.0.0",
-    "yaml": "^2.8.1"
+    "yaml": "^2.8.2"
   },
   "devDependencies": {
     "@typescript-eslint/eslint-plugin": "^8.48.0",