diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/api/FetchCommand.java b/org.eclipse.jgit/src/org/eclipse/jgit/api/FetchCommand.java
index e75e20fee..f15509b4d 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/api/FetchCommand.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/api/FetchCommand.java
@@ -325,8 +325,12 @@ public FetchCommand setThin(boolean thin) {
 	/**
 	 * @param credentialsProvider
 	 *            the {@link CredentialsProvider} to use
+	 * @return {@code this}
 	 */
-	public void setCredentialsProvider(CredentialsProvider credentialsProvider) {
+	public FetchCommand setCredentialsProvider(
+			CredentialsProvider credentialsProvider) {
+		checkCallable();
 		this.credentialsProvider = credentialsProvider;
+		return this;
 	}
 }
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/api/PushCommand.java b/org.eclipse.jgit/src/org/eclipse/jgit/api/PushCommand.java
index 6981f77b1..3a35827b9 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/api/PushCommand.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/api/PushCommand.java
@@ -353,8 +353,12 @@ public PushCommand setForce(boolean force) {
 	/**
 	 * @param credentialsProvider
 	 *            the {@link CredentialsProvider} to use
+	 * @return {@code this}
 	 */
-	public void setCredentialsProvider(CredentialsProvider credentialsProvider) {
+	public PushCommand setCredentialsProvider(
+			CredentialsProvider credentialsProvider) {
+		checkCallable();
 		this.credentialsProvider = credentialsProvider;
+		return this;
 	}
 }