diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java
index e25e23c539..79fa65a4c7 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java
@@ -32,6 +32,7 @@ import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnSingleCandidate;
 import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
 import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
@@ -92,6 +93,7 @@ public class QuartzAutoConfiguration {
 
 	@Configuration(proxyBeanMethods = false)
 	@ConditionalOnSingleCandidate(DataSource.class)
+	@ConditionalOnProperty(prefix = "spring.quartz", name = "job-store-type", havingValue = "jdbc")
 	protected static class JdbcStoreTypeConfiguration {
 
 		@Bean
@@ -100,13 +102,11 @@ public class QuartzAutoConfiguration {
 				@QuartzDataSource ObjectProvider<DataSource> quartzDataSource,
 				ObjectProvider<PlatformTransactionManager> transactionManager) {
 			return (schedulerFactoryBean) -> {
-				if (properties.getJobStoreType() == JobStoreType.JDBC) {
-					DataSource dataSourceToUse = getDataSource(dataSource, quartzDataSource);
-					schedulerFactoryBean.setDataSource(dataSourceToUse);
-					PlatformTransactionManager txManager = transactionManager.getIfUnique();
-					if (txManager != null) {
-						schedulerFactoryBean.setTransactionManager(txManager);
-					}
+				DataSource dataSourceToUse = getDataSource(dataSource, quartzDataSource);
+				schedulerFactoryBean.setDataSource(dataSourceToUse);
+				PlatformTransactionManager txManager = transactionManager.getIfUnique();
+				if (txManager != null) {
+					schedulerFactoryBean.setTransactionManager(txManager);
 				}
 			};
 		}
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java
index 9ae40661e2..6d8d255afd 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java
@@ -102,6 +102,19 @@ class QuartzAutoConfigurationTests {
 				.withPropertyValues("spring.quartz.job-store-type=jdbc").run(assertDataSourceJobStore("dataSource"));
 	}
 
+	@Test
+	void withDataSourceAndInMemoryStoreDoesNotInitializeDataSource() {
+		this.contextRunner.withUserConfiguration(QuartzJobsConfiguration.class)
+				.withConfiguration(AutoConfigurations.of(DataSourceAutoConfiguration.class,
+						DataSourceTransactionManagerAutoConfiguration.class))
+				.withPropertyValues("spring.quartz.job-store-type=memory").run((context) -> {
+					JdbcTemplate jdbcTemplate = new JdbcTemplate(context.getBean("dataSource", DataSource.class));
+					assertThat(jdbcTemplate.queryForList("SHOW TABLES").stream()
+							.map((table) -> (String) table.get("TABLE_NAME")))
+									.noneMatch((name) -> name.startsWith("QRTZ"));
+				});
+	}
+
 	@Test
 	void withDataSourceNoTransactionManager() {
 		this.contextRunner.withUserConfiguration(QuartzJobsConfiguration.class)