diff --git a/build.gradle b/build.gradle
index 9d210a2c..1c7b0c60 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,9 +15,9 @@ buildscript {
 		curatorVersion = '2.11.1'
 	}
 	repositories {
-		maven { url 'http://repo.springsource.org/libs-release'}
-		maven { url 'http://repo.springsource.org/plugins-release' }
-		maven { url 'http://repo.springsource.org/plugins-snapshot' }
+		maven { url 'https://repo.springsource.org/libs-release'}
+		maven { url 'https://repo.springsource.org/plugins-release' }
+		maven { url 'https://repo.springsource.org/plugins-snapshot' }
 	}
 	dependencies {
 		classpath("io.spring.gradle:propdeps-plugin:0.0.8")
@@ -78,9 +78,9 @@ configure(allprojects) {
 
 	repositories {
 		mavenCentral()
-		maven { url "http://repo.springsource.org/libs-snapshot" }
-		maven { url "http://repo.springsource.org/libs-release" }
-		maven { url "http://repo.springsource.org/libs-milestone" }
+		maven { url "https://repo.springsource.org/libs-snapshot" }
+		maven { url "https://repo.springsource.org/libs-release" }
+		maven { url "https://repo.springsource.org/libs-milestone" }
 	}
 
 	dependencyManagement {
@@ -591,7 +591,7 @@ configure(rootProject) {
 		options.author = true
 		options.header = rootProject.description
 		options.links(
-			'http://docs.jboss.org/jbossas/javadoc/4.0.5/connector'
+			'https://docs.jboss.org/jbossas/javadoc/4.0.5/connector'
 		)
 
 		// disable javadocs for samples
diff --git a/publish-maven.gradle b/publish-maven.gradle
index a598ddbf..902e2bf7 100644
--- a/publish-maven.gradle
+++ b/publish-maven.gradle
@@ -34,12 +34,12 @@ def customizePom(pom, gradleProject) {
             url = 'https://github.com/spring-projects/spring-statemachine'
             organization {
                 name = 'SpringSource'
-                url = 'http://spring.io/spring-statemachine'
+                url = 'https://spring.io/spring-statemachine'
             }
             licenses {
                 license {
                     name 'The Apache Software License, Version 2.0'
-                    url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
+                    url 'https://www.apache.org/licenses/LICENSE-2.0.txt'
                     distribution 'repo'
                 }
             }