diff --git a/grails-datastore-cassandra/src/test/resources/cassandra-conf/storage-conf.xml b/grails-datastore-cassandra/src/test/resources/cassandra-conf/storage-conf.xml
index 7201705eb..4730b6c95 100644
--- a/grails-datastore-cassandra/src/test/resources/cassandra-conf/storage-conf.xml
+++ b/grails-datastore-cassandra/src/test/resources/cassandra-conf/storage-conf.xml
@@ -46,7 +46,7 @@
   <AutoBootstrap>false</AutoBootstrap>
 
   <!--
-   ~ See http://wiki.apache.org/cassandra/HintedHandoff
+   ~ See https://wiki.apache.org/cassandra/HintedHandoff
   -->
   <HintedHandoffEnabled>true</HintedHandoffEnabled>
 
@@ -309,7 +309,7 @@
   <!--
    ~ Size of compacted row above which to log a warning.  (If compacted
    ~ rows do not fit in memory, Cassandra will crash.  This is explained
-   ~ in http://wiki.apache.org/cassandra/CassandraLimitations and is
+   ~ in https://wiki.apache.org/cassandra/CassandraLimitations and is
    ~ scheduled to be fixed in 0.7.)
   -->
   <RowWarningThresholdInMB>512</RowWarningThresholdInMB>
diff --git a/grails-datastore-gorm/src/test/resources/cassandra-conf/storage-conf.xml b/grails-datastore-gorm/src/test/resources/cassandra-conf/storage-conf.xml
index ec8c72697..56a95c713 100644
--- a/grails-datastore-gorm/src/test/resources/cassandra-conf/storage-conf.xml
+++ b/grails-datastore-gorm/src/test/resources/cassandra-conf/storage-conf.xml
@@ -46,7 +46,7 @@
   <AutoBootstrap>false</AutoBootstrap>
 
   <!--
-   ~ See http://wiki.apache.org/cassandra/HintedHandoff
+   ~ See https://wiki.apache.org/cassandra/HintedHandoff
   -->
   <HintedHandoffEnabled>true</HintedHandoffEnabled>
 
@@ -281,7 +281,7 @@
   <!--
    ~ Size of compacted row above which to log a warning.  (If compacted
    ~ rows do not fit in memory, Cassandra will crash.  This is explained
-   ~ in http://wiki.apache.org/cassandra/CassandraLimitations and is
+   ~ in https://wiki.apache.org/cassandra/CassandraLimitations and is
    ~ scheduled to be fixed in 0.7.)
   -->
   <RowWarningThresholdInMB>512</RowWarningThresholdInMB>
diff --git a/grails-datastore-jcr/repository.xml b/grails-datastore-jcr/repository.xml
index 666919d28..ac72fcd20 100644
--- a/grails-datastore-jcr/repository.xml
+++ b/grails-datastore-jcr/repository.xml
@@ -16,7 +16,7 @@
    limitations under the License.
 -->
 <!DOCTYPE Repository PUBLIC "-//The Apache Software Foundation//DTD Jackrabbit 1.6//EN"
-                            "http://jackrabbit.apache.org/dtd/repository-1.6.dtd">
+                            "https://jackrabbit.apache.org/dtd/repository-1.6.dtd">
 <!-- Example Repository Configuration File
      Used by
      - org.apache.jackrabbit.core.config.RepositoryConfigTest.java