diff --git a/httpclient5/src/main/java/org/apache/hc/client5/http/cookie/CookiePathComparator.java b/httpclient5/src/main/java/org/apache/hc/client5/http/cookie/CookiePathComparator.java
index e3749c46e..192ad186f 100644
--- a/httpclient5/src/main/java/org/apache/hc/client5/http/cookie/CookiePathComparator.java
+++ b/httpclient5/src/main/java/org/apache/hc/client5/http/cookie/CookiePathComparator.java
@@ -41,7 +41,7 @@ import org.apache.hc.core5.annotation.ThreadingBehavior;
  *
  * <p>
  * This comparator assumes that Path attributes of two cookies
- * path-match a commmon request-URI. Otherwise, the result of the
+ * path-match a common request-URI. Otherwise, the result of the
  * comparison is undefined.
  * </p>
  *
diff --git a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/DefaultClientConnectionReuseStrategy.java b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/DefaultClientConnectionReuseStrategy.java
index f17accfcd..b28b30e67 100644
--- a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/DefaultClientConnectionReuseStrategy.java
+++ b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/DefaultClientConnectionReuseStrategy.java
@@ -37,7 +37,7 @@ import org.apache.hc.core5.http.protocol.HttpContext;
 
 /**
  * Extension of core {@link DefaultConnectionReuseStrategy} that treats
- * CONNECT method exchnages involved in proxy tunnelling as a special case.
+ * CONNECT method exchanges involved in proxy tunnelling as a special case.
  *
  * @since 5.2
  */
diff --git a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/HttpAsyncClientBuilder.java b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/HttpAsyncClientBuilder.java
index 394a228fc..35d4af1cb 100644
--- a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/HttpAsyncClientBuilder.java
+++ b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/HttpAsyncClientBuilder.java
@@ -260,7 +260,7 @@ public class HttpAsyncClientBuilder {
     /**
      * Sets HTTP protocol version policy.
      *
-     * @deprecated Use {@link TlsConfig} and connection nanager methods
+     * @deprecated Use {@link TlsConfig} and connection manager methods
      */
     @Deprecated
     public final HttpAsyncClientBuilder setVersionPolicy(final HttpVersionPolicy versionPolicy) {
diff --git a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/auth/NTLMEngineImpl.java b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/auth/NTLMEngineImpl.java
index d87ee943d..3bf9f61ed 100644
--- a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/auth/NTLMEngineImpl.java
+++ b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/auth/NTLMEngineImpl.java
@@ -917,7 +917,7 @@ final class NTLMEngineImpl implements NTLMEngine {
             return sig;
         }
 
-        private boolean validateSignature( final byte[] signature, final byte message[] )
+        private boolean validateSignature( final byte[] signature, final byte[] message )
         {
             final byte[] computedSignature = computeSignature( message );
             //            log.info( "SSSSS validateSignature("+seqNumber+")\n"