diff --git a/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatSpec.java b/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatSpec.java
index 7b2012336..46d834d5e 100644
--- a/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatSpec.java
+++ b/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatSpec.java
@@ -60,6 +60,7 @@ import org.apache.http.util.CharArrayBuffer;
  *
  * @since 4.0
  */
+@Deprecated
 @ThreadSafe
 public class BrowserCompatSpec extends CookieSpecBase {
 
diff --git a/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatVersionAttributeHandler.java b/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatVersionAttributeHandler.java
index c4c389faa..387259ca8 100644
--- a/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatVersionAttributeHandler.java
+++ b/httpclient/src/main/java-deprecated/org/apache/http/impl/cookie/BrowserCompatVersionAttributeHandler.java
@@ -41,6 +41,7 @@ import org.apache.http.util.Args;
  *
  * @since 4.3
  */
+@Deprecated
 @Immutable
 public class BrowserCompatVersionAttributeHandler extends
         AbstractCookieAttributeHandler implements CommonCookieAttributeHandler {
diff --git a/httpclient/src/main/java/org/apache/http/auth/NTCredentials.java b/httpclient/src/main/java/org/apache/http/auth/NTCredentials.java
index 3ce343fb3..430eb2d0b 100644
--- a/httpclient/src/main/java/org/apache/http/auth/NTCredentials.java
+++ b/httpclient/src/main/java/org/apache/http/auth/NTCredentials.java
@@ -61,6 +61,7 @@ public class NTCredentials implements Credentials, Serializable {
      * @param usernamePassword the domain/username:password formed string
      * @deprecated (4.5) will be replaced with {@code String}, {@code char[]} in 5.0
      */
+    @Deprecated
     public NTCredentials(final String usernamePassword) {
         super();
         Args.notNull(usernamePassword, "Username:password string");
diff --git a/httpclient/src/main/java/org/apache/http/auth/UsernamePasswordCredentials.java b/httpclient/src/main/java/org/apache/http/auth/UsernamePasswordCredentials.java
index e31d036f3..b593b2472 100644
--- a/httpclient/src/main/java/org/apache/http/auth/UsernamePasswordCredentials.java
+++ b/httpclient/src/main/java/org/apache/http/auth/UsernamePasswordCredentials.java
@@ -54,6 +54,7 @@ public class UsernamePasswordCredentials implements Credentials, Serializable {
      * @see #toString
      * @deprecated (4.5) will be replaced with {@code String}, {@code char[]} in 5.0
      */
+    @Deprecated
     public UsernamePasswordCredentials(final String usernamePassword) {
         super();
         Args.notNull(usernamePassword, "Username:password string");