diff --git a/src/bin-lint-semver-ranges/lint-semver-ranges.ts b/src/bin-lint-semver-ranges/lint-semver-ranges.ts
index 2b57e4cf..ccbce57b 100644
--- a/src/bin-lint-semver-ranges/lint-semver-ranges.ts
+++ b/src/bin-lint-semver-ranges/lint-semver-ranges.ts
@@ -1,6 +1,7 @@
 import chalk from 'chalk';
 import type { Disk } from '../lib/disk';
 import type { ProgramInput } from '../lib/get-input';
+import { isValidSemverRange } from '../lib/is-semver';
 import { setSemverRange } from '../lib/set-semver-range';
 import { listSemverGroupMismatches } from './list-semver-group-mismatches';
 
@@ -13,25 +14,25 @@ export function lintSemverRanges(input: ProgramInput, disk: Disk): void {
    * will then start from index 1.
    */
   input.instances.semverGroups.reverse().forEach((semverGroup, i) => {
-    if (!('range' in semverGroup && semverGroup.range)) return;
+    if ('range' in semverGroup && isValidSemverRange(semverGroup.range)) {
+      const isSemverGroup = i > 0;
+      const mismatches = listSemverGroupMismatches(semverGroup);
 
-    const isSemverGroup = i > 0;
-    const mismatches = listSemverGroupMismatches(semverGroup);
+      if (isSemverGroup && mismatches.length > 0) {
+        console.log(chalk`{dim = Semver Group ${i} ${'='.repeat(63)}}`);
+      }
 
-    if (isSemverGroup && mismatches.length > 0) {
-      console.log(chalk`{dim = Semver Group ${i} ${'='.repeat(63)}}`);
-    }
-
-    mismatches.forEach(({ dependencyType, name, version, wrapper }) => {
-      console.log(
-        chalk`{red ✕ ${name}} {red.dim ${version} in ${dependencyType} of ${
-          wrapper.contents.name
-        } should be ${setSemverRange(semverGroup.range, version)}}`,
-      );
-    });
+      mismatches.forEach(({ dependencyType, name, version, wrapper }) => {
+        console.log(
+          chalk`{red ✕ ${name}} {red.dim ${version} in ${dependencyType} of ${
+            wrapper.contents.name
+          } should be ${setSemverRange(semverGroup.range, version)}}`,
+        );
+      });
 
-    if (mismatches.length > 0) {
-      isInvalid = true;
+      if (mismatches.length > 0) {
+        isInvalid = true;
+      }
     }
   });
 
diff --git a/src/bin-set-semver-ranges/set-semver-ranges.ts b/src/bin-set-semver-ranges/set-semver-ranges.ts
index 0ce6a79a..25ac1ef3 100644
--- a/src/bin-set-semver-ranges/set-semver-ranges.ts
+++ b/src/bin-set-semver-ranges/set-semver-ranges.ts
@@ -1,12 +1,14 @@
+import { isString } from 'expect-more';
 import { listSemverGroupMismatches } from '../bin-lint-semver-ranges/list-semver-group-mismatches';
 import type { Disk } from '../lib/disk';
 import type { ProgramInput } from '../lib/get-input';
+import { isValidSemverRange } from '../lib/is-semver';
 import { setSemverRange } from '../lib/set-semver-range';
 import { writeIfChanged } from '../lib/write-if-changed';
 
 export const setSemverRanges = (input: ProgramInput, disk: Disk): void => {
   input.instances.semverGroups.reverse().forEach((semverGroup) => {
-    if ('range' in semverGroup && semverGroup.range) {
+    if ('range' in semverGroup && isValidSemverRange(semverGroup.range)) {
       const mismatches = listSemverGroupMismatches(semverGroup);
       mismatches.forEach(({ dependencyType, name, version, wrapper }) => {
         if (dependencyType === 'workspace') return;