diff --git a/.gitignore b/.gitignore
index ce9e2594..53dcff11 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,4 +18,4 @@ consul_*.zip
 consul_*.zip.*
 .vscode/
 .flattened-pom.xml
-
+.sdkmanrc
diff --git a/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/HeartbeatProperties.java b/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/HeartbeatProperties.java
index 3a932634..c50ec253 100644
--- a/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/HeartbeatProperties.java
+++ b/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/HeartbeatProperties.java
@@ -23,6 +23,7 @@ import javax.validation.constraints.DecimalMax;
 import javax.validation.constraints.DecimalMin;
 
 import org.apache.commons.logging.Log;
+import org.joda.time.Period;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.convert.DurationUnit;
@@ -52,9 +53,10 @@ public class HeartbeatProperties {
 	@DecimalMax("0.9")
 	private double intervalRatio = 2.0 / 3.0;
 
-	// TODO: did heartbeatInterval need to be a field?
-
-	protected Duration computeHearbeatInterval() {
+	/**
+	 * @return the computed heartbeat interval
+	 */
+	protected Duration computeHeartbeatInterval() {
 		// heartbeat rate at ratio * ttl, but no later than ttl -1s and, (under lesser
 		// priority), no sooner than 1s from now
 		double interval = this.ttl.getSeconds() * this.intervalRatio;
diff --git a/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/TtlScheduler.java b/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/TtlScheduler.java
index 2b25c25b..fe82e539 100644
--- a/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/TtlScheduler.java
+++ b/spring-cloud-consul-discovery/src/main/java/org/springframework/cloud/consul/discovery/TtlScheduler.java
@@ -64,7 +64,7 @@ public class TtlScheduler {
 	public void add(String instanceId) {
 		ScheduledFuture task = this.scheduler.scheduleAtFixedRate(
 				new ConsulHeartbeatTask(instanceId),
-				this.configuration.computeHearbeatInterval().toMillis());
+				this.configuration.computeHeartbeatInterval().toMillis());
 		ScheduledFuture previousTask = this.serviceHeartbeats.put(instanceId, task);
 		if (previousTask != null) {
 			previousTask.cancel(true);
diff --git a/spring-cloud-consul-discovery/src/test/java/org/springframework/cloud/consul/discovery/HeartbeatPropertiesTests.java b/spring-cloud-consul-discovery/src/test/java/org/springframework/cloud/consul/discovery/HeartbeatPropertiesTests.java
index c90f3e57..d0565087 100644
--- a/spring-cloud-consul-discovery/src/test/java/org/springframework/cloud/consul/discovery/HeartbeatPropertiesTests.java
+++ b/spring-cloud-consul-discovery/src/test/java/org/springframework/cloud/consul/discovery/HeartbeatPropertiesTests.java
@@ -31,7 +31,7 @@ public class HeartbeatPropertiesTests {
 	@Test
 	public void computeHeartbeatIntervalWorks() {
 		HeartbeatProperties properties = new HeartbeatProperties();
-		Duration period = properties.computeHearbeatInterval();
+		Duration period = properties.computeHeartbeatInterval();
 
 		assertThat(period).isNotNull();
 		assertThat(period.get(ChronoUnit.SECONDS)).isEqualTo(20);
@@ -41,7 +41,7 @@ public class HeartbeatPropertiesTests {
 	public void computeShortHeartbeat() {
 		HeartbeatProperties properties = new HeartbeatProperties();
 		properties.setTtl(Duration.ofSeconds(2));
-		Duration period = properties.computeHearbeatInterval();
+		Duration period = properties.computeHeartbeatInterval();
 
 		assertThat(period).isNotNull();
 		assertThat(period.get(ChronoUnit.SECONDS)).isEqualTo(1);