diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java
index 77f41f55a0..711a12bce7 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java
@@ -188,6 +188,9 @@ public class FlywayAutoConfiguration {
 			map.from(properties.getPlaceholders()).to(configuration::placeholders);
 			map.from(properties.getPlaceholderPrefix()).to(configuration::placeholderPrefix);
 			map.from(properties.getPlaceholderSuffix()).to(configuration::placeholderSuffix);
+			// No method reference for compatibility with Flyway version < 8.0
+			map.from(properties.getPlaceholderSeparator())
+					.to((placeHolderSeparator) -> configuration.placeholderSeparator(placeHolderSeparator));
 			map.from(properties.isPlaceholderReplacement()).to(configuration::placeholderReplacement);
 			map.from(properties.getSqlMigrationPrefix()).to(configuration::sqlMigrationPrefix);
 			map.from(properties.getSqlMigrationSuffixes()).as(StringUtils::toStringArray)
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayProperties.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayProperties.java
index 075b21fbb8..9829b53042 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayProperties.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayProperties.java
@@ -146,6 +146,11 @@ public class FlywayProperties {
 	 */
 	private String placeholderSuffix = "}";
 
+	/**
+	 * Separator of default placeholders.
+	 */
+	private String placeholderSeparator;
+
 	/**
 	 * Perform placeholder replacement in migration scripts.
 	 */
@@ -538,6 +543,14 @@ public class FlywayProperties {
 		this.placeholderSuffix = placeholderSuffix;
 	}
 
+	public String getPlaceholderSeparator() {
+		return this.placeholderSeparator;
+	}
+
+	public void setPlaceholderSeparator(String placeholderSeparator) {
+		this.placeholderSeparator = placeholderSeparator;
+	}
+
 	public boolean isPlaceholderReplacement() {
 		return this.placeholderReplacement;
 	}
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json b/spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
index b76397c3e1..ad08d31ddc 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
@@ -923,6 +923,10 @@
       "name": "spring.flyway.lock-retry-count",
       "defaultValue": 50
     },
+    {
+      "name": "spring.flyway.placeholder-separator",
+      "defaultValue": ":"
+    },
     {
       "name": "spring.flyway.script-placeholder-prefix",
       "defaultValue": "FP__"
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/neo4j/Neo4jAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/neo4j/Neo4jAutoConfigurationTests.java
index 3c892cc488..6903ff4ca1 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/neo4j/Neo4jAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/neo4j/Neo4jAutoConfigurationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -292,7 +292,7 @@ class Neo4jAutoConfigurationTests {
 		Config.TrustStrategy trustStrategy = mapDriverConfig(properties).trustStrategy();
 		assertThat(trustStrategy.strategy())
 				.isEqualTo(Config.TrustStrategy.Strategy.TRUST_CUSTOM_CA_SIGNED_CERTIFICATES);
-		assertThat(trustStrategy.certFile()).isEqualTo(certFile);
+		assertThat(trustStrategy.certFiles()).containsOnly(certFile);
 	}
 
 	@Test
diff --git a/spring-boot-project/spring-boot-dependencies/build.gradle b/spring-boot-project/spring-boot-dependencies/build.gradle
index 819475aa5b..1510ed7c7f 100644
--- a/spring-boot-project/spring-boot-dependencies/build.gradle
+++ b/spring-boot-project/spring-boot-dependencies/build.gradle
@@ -62,7 +62,7 @@ bom {
 			]
 		}
 	}
-	library("Awaitility", "4.1.1") {
+	library("Awaitility", "4.2.0") {
 		group("org.awaitility") {
 			modules = [
 				"awaitility",
@@ -97,7 +97,7 @@ bom {
 			]
 		}
 	}
-	library("Cassandra Driver", "4.13.0") {
+	library("Cassandra Driver", "4.14.0") {
 		group("com.datastax.oss") {
 			imports = [
 				"java-driver-bom"
@@ -153,7 +153,7 @@ bom {
 			]
 		}
 	}
-	library("Couchbase Client", "3.2.5") {
+	library("Couchbase Client", "3.2.6") {
 		group("com.couchbase.client") {
 			modules = [
 				"java-client"
@@ -184,14 +184,14 @@ bom {
 			]
 		}
 	}
-	library("Dropwizard Metrics", "4.2.8") {
+	library("Dropwizard Metrics", "4.2.9") {
 		group("io.dropwizard.metrics") {
 			imports = [
 				"metrics-bom"
 			]
 		}
 	}
-	library("Elasticsearch", "7.17.0") {
+	library("Elasticsearch", "7.17.1") {
 		group("org.elasticsearch") {
 			modules = [
 				"elasticsearch"
@@ -229,7 +229,7 @@ bom {
 			]
 		}
 	}
-	library("Flyway", "8.5.1") {
+	library("Flyway", "8.5.4") {
 		group("org.flywaydb") {
 			modules = [
 				"flyway-core",
@@ -314,7 +314,7 @@ bom {
 			]
 		}
 	}
-	library("Hazelcast", "5.1") {
+	library("Hazelcast", "5.1.1") {
 		group("com.hazelcast") {
 			modules = [
 				"hazelcast",
@@ -330,7 +330,7 @@ bom {
 			]
 		}
 	}
-	library("Hibernate", "5.6.5.Final") {
+	library("Hibernate", "5.6.7.Final") {
 		group("org.hibernate") {
 			modules = [
 				"hibernate-c3p0",
@@ -372,7 +372,7 @@ bom {
 			]
 		}
 	}
-	library("HtmlUnit", "2.58.0") {
+	library("HtmlUnit", "2.59.0") {
 		group("net.sourceforge.htmlunit") {
 			modules = [
 				"htmlunit" {
@@ -438,7 +438,7 @@ bom {
 			]
 		}
 	}
-	library("Jackson Bom", "2.13.1") {
+	library("Jackson Bom", "2.13.2") {
 		group("com.fasterxml.jackson") {
 			imports = [
 				"jackson-bom"
@@ -784,7 +784,7 @@ bom {
 			]
 		}
 	}
-	library("Liquibase", "4.8.0") {
+	library("Liquibase", "4.9.0") {
 		group("org.liquibase") {
 			modules = [
 				"liquibase-cdi",
@@ -795,14 +795,14 @@ bom {
 			]
 		}
 	}
-	library("Log4j2", "2.17.1") {
+	library("Log4j2", "2.17.2") {
 		group("org.apache.logging.log4j") {
 			imports = [
 				"log4j-bom"
 			]
 		}
 	}
-	library("Logback", "1.2.10") {
+	library("Logback", "1.2.11") {
 		group("ch.qos.logback") {
 			modules = [
 				"logback-access",
@@ -846,14 +846,14 @@ bom {
 			]
 		}
 	}
-	library("Maven Compiler Plugin", "3.10.0") {
+	library("Maven Compiler Plugin", "3.10.1") {
 		group("org.apache.maven.plugins") {
 			plugins = [
 				"maven-compiler-plugin"
 			]
 		}
 	}
-	library("Maven Dependency Plugin", "3.2.0") {
+	library("Maven Dependency Plugin", "3.3.0") {
 		group("org.apache.maven.plugins") {
 			plugins = [
 				"maven-dependency-plugin"
@@ -970,7 +970,7 @@ bom {
 			]
 		}
 	}
-	library("Mockito", "4.3.1") {
+	library("Mockito", "4.4.0") {
 		group("org.mockito") {
 			modules = [
 				"mockito-core",
@@ -1013,14 +1013,14 @@ bom {
 			]
 		}
 	}
-	library("Neo4j Java Driver", "4.4.3") {
+	library("Neo4j Java Driver", "4.4.5") {
 		group("org.neo4j.driver") {
 			modules = [
 				"neo4j-java-driver"
 			]
 		}
 	}
-	library("Netty", "4.1.74.Final") {
+	library("Netty", "4.1.75.Final") {
 		group("io.netty") {
 			imports = [
 				"netty-bom"
@@ -1081,7 +1081,7 @@ bom {
 			]
 		}
 	}
-	library("R2DBC Bom", "Borca-RELEASE") {
+	library("R2DBC Bom", "Borca-SR1") {
 		group("io.r2dbc") {
 			imports = [
 					"r2dbc-bom"
@@ -1095,7 +1095,7 @@ bom {
 			]
 		}
 	}
-	library("Rabbit Stream Client", "0.4.0") {
+	library("Rabbit Stream Client", "0.5.0") {
 		group("com.rabbitmq") {
 			modules = [
 					"stream-client"
@@ -1226,14 +1226,14 @@ bom {
 			]
 		}
 	}
-	library("Selenium HtmlUnit", "3.58.0") {
+	library("Selenium HtmlUnit", "3.59.0") {
 		group("org.seleniumhq.selenium") {
 			modules = [
 				"htmlunit-driver"
 			]
 		}
 	}
-	library("SendGrid", "4.8.3") {
+	library("SendGrid", "4.9.0") {
 		group("com.sendgrid") {
 			modules = [
 				"sendgrid-java"
@@ -1373,7 +1373,7 @@ bom {
 			]
 		}
 	}
-	library("Spring Retry", "1.3.1") {
+	library("Spring Retry", "1.3.2") {
 		group("org.springframework.retry") {
 			modules = [
 				"spring-retry"
@@ -1472,7 +1472,7 @@ bom {
 			]
 		}
 	}
-	library("UnboundID LDAPSDK", "6.0.3") {
+	library("UnboundID LDAPSDK", "6.0.4") {
 		group("com.unboundid") {
 			modules = [
 				"unboundid-ldapsdk"
@@ -1488,7 +1488,7 @@ bom {
 			]
 		}
 	}
-	library("Versions Maven Plugin", "2.9.0") {
+	library("Versions Maven Plugin", "2.10.0") {
 		group("org.codehaus.mojo") {
 			plugins = [
 				"versions-maven-plugin"