diff --git a/src/ComposerProcessor/RaiseToInstalledComposerProcessor.php b/src/ComposerProcessor/RaiseToInstalledComposerProcessor.php
index a923c5a..37efaac 100644
--- a/src/ComposerProcessor/RaiseToInstalledComposerProcessor.php
+++ b/src/ComposerProcessor/RaiseToInstalledComposerProcessor.php
@@ -46,6 +46,9 @@ public function process(string $composerJsonContents): ChangedPackageVersionsRes
 
             $installedVersion = $installedPackagesToVersions[$packageName];
 
+            // normalize pipe
+            $packageVersion = str_replace('||', '|', $packageVersion);
+
             // special case for unions
             if (str_contains((string) $packageVersion, '|')) {
                 $passingVersionKeys = [];
diff --git a/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/double-piped.json b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/double-piped.json
new file mode 100644
index 0000000..4b69ea4
--- /dev/null
+++ b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/double-piped.json
@@ -0,0 +1,5 @@
+{
+    "require": {
+        "illuminate/container": "^12.14 || 13.0"
+    }
+}
\ No newline at end of file
diff --git a/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/single-piped.json b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/single-piped.json
new file mode 100644
index 0000000..4e992d2
--- /dev/null
+++ b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/Fixture/single-piped.json
@@ -0,0 +1,5 @@
+{
+    "require": {
+        "illuminate/container": "^12.14 | 13.0"
+    }
+}
\ No newline at end of file
diff --git a/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/RaiseToInstalledComposerProcessorTest.php b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/RaiseToInstalledComposerProcessorTest.php
index 2eb0c5b..a9fa1e7 100644
--- a/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/RaiseToInstalledComposerProcessorTest.php
+++ b/tests/ComposerProcessor/RaiseToInstalledComposerProcessor/RaiseToInstalledComposerProcessorTest.php
@@ -48,4 +48,30 @@ public function testSkipDev(): void
 
         $this->assertEmpty($changedPackageVersionsResult->getChangedPackageVersions());
     }
+
+    public function testSinglePiped(): void
+    {
+        $composerJsonContents = FileSystem::read(__DIR__ . '/Fixture/single-piped.json');
+
+        $changedPackageVersionsResult = $this->raiseToInstalledComposerProcessor->process($composerJsonContents);
+
+        $changedPackageVersion = $changedPackageVersionsResult->getChangedPackageVersions()[0];
+
+        $this->assertSame('illuminate/container', $changedPackageVersion->getPackageName());
+        $this->assertSame('^12.14 | 13.0', $changedPackageVersion->getOldVersion());
+        $this->assertSame('^12.18', $changedPackageVersion->getNewVersion());
+    }
+
+    public function testDoublePiped(): void
+    {
+        $composerJsonContents = FileSystem::read(__DIR__ . '/Fixture/double-piped.json');
+
+        $changedPackageVersionsResult = $this->raiseToInstalledComposerProcessor->process($composerJsonContents);
+
+        $changedPackageVersion = $changedPackageVersionsResult->getChangedPackageVersions()[0];
+
+        $this->assertSame('illuminate/container', $changedPackageVersion->getPackageName());
+        $this->assertSame('^12.14 | 13.0', $changedPackageVersion->getOldVersion());
+        $this->assertSame('^12.18', $changedPackageVersion->getNewVersion());
+    }
 }