diff --git a/pom.xml b/pom.xml
index 4b203aa..ba0d354 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,9 +41,9 @@
 		<maven.compiler.target>11</maven.compiler.target>
 		<maven.compiler.release>11</maven.compiler.release>
 
-		<aps.version>2.0.1</aps.version>
-		<keycloak.version>10.0.2</keycloak.version>
-		<spring-security-oauth2.version>2.5.2.RELEASE</spring-security-oauth2.version>
+		<aps.version>2.4.1</aps.version>
+		<keycloak.version>18.0.2</keycloak.version>
+		<spring-security-oauth2.version>5.6.12</spring-security-oauth2.version>
 		<slf4j.version>1.7.26</slf4j.version>
 	</properties>
 
@@ -55,8 +55,8 @@
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
-			<groupId>org.springframework.security.oauth</groupId>
-			<artifactId>spring-security-oauth2</artifactId>
+			<groupId>org.springframework.security</groupId>
+			<artifactId>spring-security-oauth2-client</artifactId>
 			<version>${spring-security-oauth2.version}</version>
 			<scope>provided</scope>
 		</dependency>
@@ -67,6 +67,7 @@
 			<scope>provided</scope>
 		</dependency>
 		<!-- Needed for Activiti App Identity Service inheritance/override -->
+		<!-- includes activiti-app-logic for API -->
 		<dependency>
 			<groupId>com.activiti</groupId>
 			<artifactId>activiti-app</artifactId>
@@ -84,23 +85,6 @@
 				</exclusion>
 			</exclusions>
 		</dependency>
-		<!-- Needed for the Activiti App Public API -->
-		<dependency>
-			<groupId>com.activiti</groupId>
-			<artifactId>activiti-app-logic</artifactId>
-			<version>${aps.version}</version>
-			<scope>provided</scope>
-			<exclusions>
-				<exclusion>
-					<groupId>com.activiti</groupId>
-					<artifactId>aspose-transformation</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>org.alfresco.officeservices</groupId>
-					<artifactId>aoservices</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
 	</dependencies>
 
 	<repositories>