diff --git a/lib/build.gradle.kts b/lib/build.gradle.kts
index 2faaa161..b27c698a 100644
--- a/lib/build.gradle.kts
+++ b/lib/build.gradle.kts
@@ -25,7 +25,7 @@ repositories {
 
 dependencies {
     // Use JUnit Jupiter for testing.
-    testImplementation("org.junit.jupiter:junit-jupiter:5.11.3")
+    testImplementation("org.junit.jupiter:junit-jupiter:5.11.4")
 
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 
@@ -33,7 +33,7 @@ dependencies {
     api("org.apache.commons:commons-math3:3.6.1")
 
     // This dependency is used internally, and not exposed to consumers on their own compile classpath.
-    implementation("com.google.guava:guava:33.3.1-jre")
+    implementation("com.google.guava:guava:33.4.0-jre")
 }
 
 // Apply a specific Java toolchain to ease working on different environments.