diff --git a/org.hl7.fhir.r4b/pom.xml b/org.hl7.fhir.r4b/pom.xml
index 9f49fa24a..ab4c353dd 100644
--- a/org.hl7.fhir.r4b/pom.xml
+++ b/org.hl7.fhir.r4b/pom.xml
@@ -34,6 +34,13 @@
 			</exclusions>
 		</dependency>
 
+		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-lang3</artifactId>
+			<optional>true</optional>
+		</dependency>
+
 		<!-- UCUM -->
 		<dependency>
 			<groupId>org.fhir</groupId>
diff --git a/org.hl7.fhir.r5/pom.xml b/org.hl7.fhir.r5/pom.xml
index e0927d747..cff156f64 100644
--- a/org.hl7.fhir.r5/pom.xml
+++ b/org.hl7.fhir.r5/pom.xml
@@ -57,6 +57,12 @@
 			<optional>true</optional>
 		</dependency>
 
+		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-lang3</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<!-- Apache POI -->
 		<dependency>
 			<groupId>org.apache.poi</groupId>
diff --git a/org.hl7.fhir.validation.cli/pom.xml b/org.hl7.fhir.validation.cli/pom.xml
index 081ac9e56..ba9ad2713 100644
--- a/org.hl7.fhir.validation.cli/pom.xml
+++ b/org.hl7.fhir.validation.cli/pom.xml
@@ -273,6 +273,10 @@
             <groupId>org.fhir</groupId>
             <artifactId>ucum</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.ogce</groupId>
             <artifactId>xpp3</artifactId>
diff --git a/org.hl7.fhir.validation/pom.xml b/org.hl7.fhir.validation/pom.xml
index 8f36b1459..e9c98f7fa 100644
--- a/org.hl7.fhir.validation/pom.xml
+++ b/org.hl7.fhir.validation/pom.xml
@@ -100,6 +100,12 @@
             <scope>test</scope>
         </dependency>
 
+        <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <optional>true</optional>
+        </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-compress</artifactId>
diff --git a/pom.xml b/pom.xml
index dae54c9d0..57ab73155 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,6 +18,7 @@
     <packaging>pom</packaging>
 
     <properties>
+        <commons_lang3_version>3.17.0</commons_lang3_version>
         <commons_compress_version>1.27.1</commons_compress_version>
         <commons_io_version>2.17.0</commons_io_version>
         <guava_version>32.0.1-jre</guava_version>
@@ -136,6 +137,12 @@
                 <artifactId>commonmark-ext-gfm-tables</artifactId>
                 <version>0.21.0</version>
             </dependency>
+            <dependency>
+
+                <groupId>org.apache.commons</groupId>
+                <artifactId>commons-lang3</artifactId>
+                <version>${commons_lang3_version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.commons</groupId>
                 <artifactId>commons-compress</artifactId>