diff --git a/pom.xml b/pom.xml
index f6affcb966..1edaeacf86 100644
--- a/pom.xml
+++ b/pom.xml
@@ -80,21 +80,6 @@
       </plugins>
     </pluginManagement>
     <plugins>
-
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-gpg-plugin</artifactId>
-        <version>1.6</version>
-        <executions>
-          <execution>
-            <id>sign-artifacts</id>
-            <phase>verify</phase>
-            <goals>
-              <goal>sign</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-site-plugin</artifactId>
@@ -123,12 +108,6 @@
           </dependency>
         </dependencies>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-source-plugin</artifactId>
-        <version>3.1.0</version>
-      </plugin>
-
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.8.1</version>
@@ -283,7 +262,7 @@
     <dependency>
       <groupId>org.eclipse.jgit</groupId>
       <artifactId>org.eclipse.jgit</artifactId>
-      <version>5.4.3.201909031940-r</version>
+      <version>5.5.1.201910021850-r</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -451,6 +430,32 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+    <id>release</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-gpg-plugin</artifactId>
+            <version>1.6</version>
+            <executions>
+              <execution>
+                <id>sign-artifacts</id>
+                <phase>verify</phase>
+                <goals>
+                  <goal>sign</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-source-plugin</artifactId>
+            <version>3.1.0</version>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
   </profiles>
   <reporting>
     <plugins>
diff --git a/src/main/java/org/kohsuke/github/GHRepository.java b/src/main/java/org/kohsuke/github/GHRepository.java
index b5922bc988..4fd57fde20 100644
--- a/src/main/java/org/kohsuke/github/GHRepository.java
+++ b/src/main/java/org/kohsuke/github/GHRepository.java
@@ -866,7 +866,7 @@ public GHHook getHook(int id) throws IOException {
 
     /**
      * Gets a comparison between 2 points in the repository. This would be similar
-     * to calling <tt>git log id1...id2</tt> against a local repository.
+     * to calling <code>git log id1...id2</code> against a local repository.
      * @param id1 an identifier for the first point to compare from, this can be a sha1 ID (for a commit, tag etc) or a direct tag name
      * @param id2 an identifier for the second point to compare to. Can be the same as the first point.
      * @return the comparison output
@@ -928,7 +928,7 @@ public PagedIterable<GHRef> listRefs() throws IOException {
 
     /**
      * Retrieves all refs of the given type for the current GitHub repository.
-     * @param refType the type of reg to search for e.g. <tt>tags</tt> or <tt>commits</tt>
+     * @param refType the type of reg to search for e.g. <code>tags</code> or <code>commits</code>
      * @return an array of all refs matching the request type
      * @throws IOException on failure communicating with GitHub, potentially due to an invalid ref type being requested
      */
@@ -939,7 +939,7 @@ public GHRef[] getRefs(String refType) throws IOException {
     /**
      * Retrieves all refs of the given type for the current GitHub repository.
      *
-     * @param refType the type of reg to search for e.g. <tt>tags</tt> or <tt>commits</tt>
+     * @param refType the type of reg to search for e.g. <code>tags</code> or <code>commits</code>
      * @return paged iterable of all refs of the specified type
      * @throws IOException on failure communicating with GitHub, potentially due to an invalid ref type being requested
      */
diff --git a/src/main/java/org/kohsuke/github/GitHub.java b/src/main/java/org/kohsuke/github/GitHub.java
index 1c43ef684a..2d90ec0435 100644
--- a/src/main/java/org/kohsuke/github/GitHub.java
+++ b/src/main/java/org/kohsuke/github/GitHub.java
@@ -115,7 +115,7 @@ public class GitHub {
      *
      * @param apiUrl
      *      The URL of GitHub (or GitHub enterprise) API endpoint, such as "https://api.github.com" or
-     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <tt>/api/v3</tt> in the URL.
+     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <code>/api/v3</code> in the URL.
      *      For historical reasons, this parameter still accepts the bare domain name, but that's considered deprecated.
      *      Password is also considered deprecated as it is no longer required for api usage.
      * @param login
@@ -180,7 +180,7 @@ public static GitHub connectToEnterprise(String apiUrl, String oauthAccessToken)
      *
      * @param apiUrl
      *      The URL of GitHub (or GitHub Enterprise) API endpoint, such as "https://api.github.com" or
-     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <tt>/api/v3</tt> in the URL.
+     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <code>/api/v3</code> in the URL.
      *      For historical reasons, this parameter still accepts the bare domain name, but that's considered deprecated.
      */
     public static GitHub connectToEnterpriseWithOAuth(String apiUrl, String login, String oauthAccessToken) throws IOException {
diff --git a/src/main/java/org/kohsuke/github/GitHubBuilder.java b/src/main/java/org/kohsuke/github/GitHubBuilder.java
index f5e640c1a9..f0db8e609b 100644
--- a/src/main/java/org/kohsuke/github/GitHubBuilder.java
+++ b/src/main/java/org/kohsuke/github/GitHubBuilder.java
@@ -160,7 +160,7 @@ public static GitHubBuilder fromProperties(Properties props) {
     /**
      * @param endpoint
      *      The URL of GitHub (or GitHub enterprise) API endpoint, such as "https://api.github.com" or
-     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <tt>/api/v3</tt> in the URL.
+     *      "http://ghe.acme.com/api/v3". Note that GitHub Enterprise has <code>/api/v3</code> in the URL.
      *      For historical reasons, this parameter still accepts the bare domain name, but that's considered deprecated.
      */
     public GitHubBuilder withEndpoint(String endpoint) {