diff --git a/bundles/org.connectorio.bittpl/pom.xml b/bundles/org.connectorio.bittpl/pom.xml
index f6f8fa6d..7c918e0e 100644
--- a/bundles/org.connectorio.bittpl/pom.xml
+++ b/bundles/org.connectorio.bittpl/pom.xml
@@ -40,6 +40,7 @@
     <dependency>
       <groupId>com.github.jinahya</groupId>
       <artifactId>bit-io</artifactId>
+      <version>${bit-io.version}</version>
     </dependency>
 
     <dependency>
diff --git a/parent/pom.xml b/parent/pom.xml
index 614bd332..cf20a76c 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -70,6 +70,7 @@
     <jrxtx.version>1.0.1</jrxtx.version>
     <testcontainers.version>1.17.6</testcontainers.version>
     <antlr4.version>4.13.1</antlr4.version>
+    <!-- unmanaged dependency, since it conflicts with plc4x -->
     <bit-io.version>2.0.5</bit-io.version>
   </properties>
 
@@ -937,11 +938,6 @@
         <artifactId>antlr4-runtime</artifactId>
         <version>${antlr4.version}</version>
       </dependency>
-      <dependency>
-        <groupId>com.github.jinahya</groupId>
-        <artifactId>bit-io</artifactId>
-        <version>${bit-io.version}</version>
-      </dependency>
     </dependencies>
   </dependencyManagement>