diff --git a/wpiutil/src/main/java/org/wpilib/util/RawFrame.java b/wpiutil/src/main/java/org/wpilib/util/RawFrame.java
index e72743c8b0..53c8bebd21 100644
--- a/wpiutil/src/main/java/org/wpilib/util/RawFrame.java
+++ b/wpiutil/src/main/java/org/wpilib/util/RawFrame.java
@@ -19,7 +19,7 @@ public class RawFrame implements AutoCloseable {
   private int m_stride;
   private PixelFormat m_pixelFormat = PixelFormat.UNKNOWN;
   private long m_time;
-  private TimestampSource m_timeSource = TimestampSource.kUnknown;
+  private TimestampSource m_timeSource = TimestampSource.UNKNOWN;
 
   /** Construct a new empty RawFrame. */
   public RawFrame() {
diff --git a/wpiutil/src/main/java/org/wpilib/util/TimestampSource.java b/wpiutil/src/main/java/org/wpilib/util/TimestampSource.java
index cdd1e0e843..1712462ebf 100644
--- a/wpiutil/src/main/java/org/wpilib/util/TimestampSource.java
+++ b/wpiutil/src/main/java/org/wpilib/util/TimestampSource.java
@@ -9,18 +9,18 @@ package org.wpilib.util;
  */
 public enum TimestampSource {
   /** unknown. */
-  kUnknown(0),
+  UNKNOWN(0),
   /**
    * wpi::Now when the new frame was dequeued by CSCore. Does not account for camera exposure time
    * or V4L latency.
    */
-  kFrameDequeue(1),
+  FRAME_DEQUEUE(1),
   /** End of Frame. Same as V4L2_BUF_FLAG_TSTAMP_SRC_EOF, translated into wpi::Now's timebase. */
-  kV4LEOF(2),
+  V4L_EOF(2),
   /**
    * Start of Exposure. Same as V4L2_BUF_FLAG_TSTAMP_SRC_SOE, translated into wpi::Now's timebase.
    */
-  kV4LSOE(3);
+  V4L_SOE(3);
 
   private final int value;