diff --git a/book/B-embedding-git/sections/jgit.asc b/book/B-embedding-git/sections/jgit.asc
index dd8696b81..010252118 100644
--- a/book/B-embedding-git/sections/jgit.asc
+++ b/book/B-embedding-git/sections/jgit.asc
@@ -3,7 +3,7 @@
 (((jgit)))(((Java)))
 If you want to use Git from within a Java program, there is a fully featured Git library called JGit.
 JGit is a relatively full-featured implementation of Git written natively in Java, and is widely used in the Java community.
-The JGit project is under the Eclipse umbrella, and its home can be found at http://www.eclipse.org/jgit[].
+The JGit project is under the Eclipse umbrella, and its home can be found at https://www.eclipse.org/jgit/[].
 
 ==== Getting Set Up
 
@@ -19,10 +19,10 @@ Probably the easiest is to use Maven – the integration is accomplished by addi
 </dependency>
 ----
 
-The `version` will most likely have advanced by the time you read this; check http://mvnrepository.com/artifact/org.eclipse.jgit/org.eclipse.jgit[] for updated repository information.
+The `version` will most likely have advanced by the time you read this; check https://mvnrepository.com/artifact/org.eclipse.jgit/org.eclipse.jgit[] for updated repository information.
 Once this step is done, Maven will automatically acquire and use the JGit libraries that you'll need.
 
-If you would rather manage the binary dependencies yourself, pre-built JGit binaries are available from http://www.eclipse.org/jgit/download[].
+If you would rather manage the binary dependencies yourself, pre-built JGit binaries are available from https://www.eclipse.org/jgit/download[].
 You can build them into your project by running a command like this:
 
 [source,console]
@@ -155,6 +155,6 @@ Many other commands are available through the Git class, including but not limit
 This is only a small sampling of JGit's full capabilities.
 If you're interested and want to learn more, here's where to look for information and inspiration:
 
-* The official JGit API documentation can be found at http://www.eclipse.org/jgit/documentation/[].
+* The official JGit API documentation can be found at https://www.eclipse.org/jgit/documentation[].
   These are standard Javadoc, so your favorite JVM IDE will be able to install them locally, as well.
 * The JGit Cookbook at https://github.com/centic9/jgit-cookbook[] has many examples of how to do specific tasks with JGit.
diff --git a/book/B-embedding-git/sections/libgit2.asc b/book/B-embedding-git/sections/libgit2.asc
index 049925098..1c2e95911 100644
--- a/book/B-embedding-git/sections/libgit2.asc
+++ b/book/B-embedding-git/sections/libgit2.asc
@@ -3,7 +3,7 @@
 (((libgit2)))((("C")))
 Another option at your disposal is to use Libgit2.
 Libgit2 is a dependency-free implementation of Git, with a focus on having a nice API for use within other programs.
-You can find it at http://libgit2.github.com[].
+You can find it at https://libgit2.org[].
 
 First, let's take a look at what the C API looks like.
 Here's a whirlwind tour:
@@ -222,7 +222,7 @@ Objective-git is fully interoperable with Swift, so don't fear if you've left Ob
 ===== pygit2
 
 (((Python)))
-The bindings for Libgit2 in Python are called Pygit2, and can be found at http://www.pygit2.org/[].
+The bindings for Libgit2 in Python are called Pygit2, and can be found at https://www.pygit2.org[].
 Our example program:
 
 [source,python]