diff --git a/spring-cloud-function-compiler/pom.xml b/spring-cloud-function-compiler/pom.xml
index 15aa45efb..ceb39813e 100644
--- a/spring-cloud-function-compiler/pom.xml
+++ b/spring-cloud-function-compiler/pom.xml
@@ -21,6 +21,7 @@
 		<dependency>
 			<groupId>io.projectreactor</groupId>
 			<artifactId>reactor-core</artifactId>
+			<version>3.0.4.RELEASE</version>
 		</dependency>
 		<dependency>
 			<groupId>org.eclipse.jdt.core.compiler</groupId>