diff --git a/ToolchainPlugin/src/main/java/org/wpilib/toolchain/systemcore/SystemcoreToolchainPlugin.java b/ToolchainPlugin/src/main/java/org/wpilib/toolchain/systemcore/SystemcoreToolchainPlugin.java
index a9f5a34..c50facf 100644
--- a/ToolchainPlugin/src/main/java/org/wpilib/toolchain/systemcore/SystemcoreToolchainPlugin.java
+++ b/ToolchainPlugin/src/main/java/org/wpilib/toolchain/systemcore/SystemcoreToolchainPlugin.java
@@ -79,7 +79,7 @@ public void apply(Project project) {
 
     public void populateDescriptor(ToolchainDescriptor descriptor) {
         Provider<File> fp = project.provider(() -> {
-            String year = "2027_alpha7";
+            String year = "2027_beta1";
             File wpilibHomeLoc = new File(new WPILibHome(year).get(), "systemcore");
             return wpilibHomeLoc;
         });
diff --git a/build.gradle b/build.gradle
index 9584eb8..0cf0052 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,7 +13,7 @@ java {
 
 allprojects {
     group = "org.wpilib"
-    version = "2027.15.0"
+    version = "2027.15.1"
 
     if (project.hasProperty('publishVersion')) {
         version = project.publishVersion
diff --git a/testing/cpp/build.gradle b/testing/cpp/build.gradle
index 0e7c3a6..d6f6f2d 100644
--- a/testing/cpp/build.gradle
+++ b/testing/cpp/build.gradle
@@ -3,7 +3,7 @@ import org.wpilib.nativeutils.vendordeps.WPIVendorDepsPlugin
 
 plugins {
     id "cpp"
-    id "org.wpilib.NativeUtils" version "2027.15.0"
+    id "org.wpilib.NativeUtils" version "2027.15.1"
 }
 
 nativeUtils.addWpiNativeUtils()