diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index ce4597b2cf..31dad23697 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -12,9 +12,6 @@ updates:
     timezone: America/New_York
   labels:
   - dependencies
-  ignore:
-  - dependency-name: "com.google.protobuf:protobuf-java"
-    versions: [ "3.23.3" ]
 - package-ecosystem: maven
   # workaround for non-standard pom.xml filename (https://github.com/dependabot/dependabot-core/issues/4425)
   directory: "/.github/planetiler-examples-dependabot"
diff --git a/planetiler-core/pom.xml b/planetiler-core/pom.xml
index 1425e2b16a..a1b7b7f7a3 100644
--- a/planetiler-core/pom.xml
+++ b/planetiler-core/pom.xml
@@ -19,7 +19,7 @@
     <geotools.version>31.3</geotools.version>
     <log4j.version>2.23.1</log4j.version>
     <prometheus.version>0.16.0</prometheus.version>
-    <protobuf.version>3.25.4</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <geopackage.version>6.6.5</geopackage.version>
   </properties>
 
diff --git a/planetiler-custommap/pom.xml b/planetiler-custommap/pom.xml
index 7e47a7001d..d008f65956 100644
--- a/planetiler-custommap/pom.xml
+++ b/planetiler-custommap/pom.xml
@@ -41,7 +41,7 @@
       <dependency>
         <groupId>org.projectnessie.cel</groupId>
         <artifactId>cel-bom</artifactId>
-        <version>0.4.5</version>
+        <version>0.5.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>