diff --git a/.github/workflows/verify.yml b/.github/workflows/verify.yml
index 66f1482..d6c6abb 100644
--- a/.github/workflows/verify.yml
+++ b/.github/workflows/verify.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - release/0.1
 
 jobs:
   build:
diff --git a/pom.xml b/pom.xml
index 5afe665..0d5ff06 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
     <groupId>com.humio</groupId>
     <artifactId>jitrex</artifactId>
-    <version>0.1-SNAPSHOT</version>
+    <version>0.1.14</version>
     <inceptionYear>2019</inceptionYear>
     <scm>
         <connection>scm:git:https://github.com/humio/jitrex</connection>
diff --git a/src/main/java/com/humio/jitrex/tree/RNode.java b/src/main/java/com/humio/jitrex/tree/RNode.java
index 1a74963..05df018 100644
--- a/src/main/java/com/humio/jitrex/tree/RNode.java
+++ b/src/main/java/com/humio/jitrex/tree/RNode.java
@@ -101,6 +101,9 @@ public void processFlags(int flags) {
         this.flags = flags;
         if (tail != null)
             tail.processFlags(flags);
+        if (isLowercase()) {
+            prefix = prefix.toLowerCase();
+        }
     }
 
     public boolean isLowercase() {
diff --git a/src/test/java/com/humio/jitrex/PatternTest.java b/src/test/java/com/humio/jitrex/PatternTest.java
index 13cedbf..23148f5 100644
--- a/src/test/java/com/humio/jitrex/PatternTest.java
+++ b/src/test/java/com/humio/jitrex/PatternTest.java
@@ -297,4 +297,12 @@ public void testRangeSquare() {
     assertEquals(true, m.find());
   }
 
+
+  @Test
+  public void testAltRange() {
+    Pattern p = Pattern.compile("[Q]|x", Pattern.CASE_INSENSITIVE);
+    Matcher m = p.matcher("q");
+    assertEquals(true, m.find());
+  }
+
 }