diff --git a/proto-clients/spicedb-java-proto/build.gradle.kts b/proto-clients/spicedb-java-proto/build.gradle.kts
index 1f352b6..1136f7e 100644
--- a/proto-clients/spicedb-java-proto/build.gradle.kts
+++ b/proto-clients/spicedb-java-proto/build.gradle.kts
@@ -31,15 +31,15 @@ sourceSets {
 
 dependencies {
     // BSR Generated SDKs — pre-built proto stubs with all transitive deps resolved
-    api("build.buf.gen:authzed_api_protocolbuffers_java:34.0.0.1.20260217075218.5b2fc906e1a2")
-    api("build.buf.gen:authzed_api_grpc_java:1.79.0.2.20260217075218.5b2fc906e1a2")
+    api("build.buf.gen:authzed_api_protocolbuffers_java:35.0.0.1.20260521180231.55aa23d533a3")
+    api("build.buf.gen:authzed_api_grpc_java:1.81.0.1.20260521180231.55aa23d533a3")
 
-    api("io.grpc:grpc-netty-shaded:1.72.0")
-    api("io.grpc:grpc-protobuf:1.72.0")
-    api("io.grpc:grpc-stub:1.72.0")
+    api("io.grpc:grpc-netty-shaded:1.82.0")
+    api("io.grpc:grpc-protobuf:1.82.0")
+    api("io.grpc:grpc-stub:1.82.0")
     api("javax.annotation:javax.annotation-api:1.3.2")
 
-    testImplementation(platform("org.junit:junit-bom:5.11.4"))
+    testImplementation(platform("org.junit:junit-bom:6.1.0"))
     testImplementation("org.junit.jupiter:junit-jupiter")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }
diff --git a/spicedb-java/build.gradle.kts b/spicedb-java/build.gradle.kts
index 16ddbcd..46efbaa 100644
--- a/spicedb-java/build.gradle.kts
+++ b/spicedb-java/build.gradle.kts
@@ -1,6 +1,6 @@
 plugins {
     java
-    id("com.diffplug.spotless") version "6.25.0"
+    id("com.diffplug.spotless") version "8.6.0"
 }
 
 allprojects {
diff --git a/spicedb-java/examples/build.gradle.kts b/spicedb-java/examples/build.gradle.kts
index 2ef3541..905d19f 100644
--- a/spicedb-java/examples/build.gradle.kts
+++ b/spicedb-java/examples/build.gradle.kts
@@ -5,9 +5,9 @@ plugins {
 dependencies {
     implementation(project(":lib"))
 
-    testImplementation("org.junit.jupiter:junit-jupiter:5.11.3")
+    testImplementation("org.junit.jupiter:junit-jupiter:6.1.0")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
-    testImplementation("org.assertj:assertj-core:3.26.3")
+    testImplementation("org.assertj:assertj-core:3.27.7")
 }
 
 tasks.test {
diff --git a/spicedb-java/lib/build.gradle.kts b/spicedb-java/lib/build.gradle.kts
index d274f7c..91866be 100644
--- a/spicedb-java/lib/build.gradle.kts
+++ b/spicedb-java/lib/build.gradle.kts
@@ -5,12 +5,12 @@ plugins {
 dependencies {
     api("com.authzed:spicedb-java-proto")
 
-    api("io.grpc:grpc-api:1.68.0")
-    implementation("io.grpc:grpc-stub:1.68.0")
-    implementation("io.grpc:grpc-netty-shaded:1.68.0")
-    implementation("io.grpc:grpc-protobuf:1.68.0")
+    api("io.grpc:grpc-api:1.82.0")
+    implementation("io.grpc:grpc-stub:1.82.0")
+    implementation("io.grpc:grpc-netty-shaded:1.82.0")
+    implementation("io.grpc:grpc-protobuf:1.82.0")
 
-    testImplementation("org.junit.jupiter:junit-jupiter:5.11.3")
+    testImplementation("org.junit.jupiter:junit-jupiter:6.1.0")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }