diff --git a/README.md b/README.md
index 9625e46..03dbebe 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ Example:
  		[String, Integer] serverParameters => ["host", 123]; 
  		
  		// initializer - binds to server specified by host:port,
- 		// if successfull proceeds with test or aborted if some error occured
+ 		// if successful proceeds with test or aborted if some error occured
  		parameters(`value serverParameters`)
  		void setupServer(TestInitContext context, String host, Integer port) {
  			Server server = Server();
@@ -76,7 +76,7 @@ Example:
  			);
  		}
  		
- 		// test functions, setupServer is called just once - neveretheless the actual number of test functions 
+ 		// test functions, setupServer is called just once - nevertheless the actual number of test functions 
  		test init(`function setupServer`) void firstTest AsyncTestContext context) {
  			String serverName = serverParameters.host + ":``port``";
  			assert ( exists server = context.get<Server>("serverName") );
diff --git a/source/herd/asynctest/module.ceylon b/source/herd/asynctest/module.ceylon
index aa58146..abe500e 100644
--- a/source/herd/asynctest/module.ceylon
+++ b/source/herd/asynctest/module.ceylon
@@ -57,7 +57,7 @@
  		[String, Integer] serverParameters => [\"host\", 123]; 
  		
  		// initializer - binds to server specified by host:port,
- 		// if successfull proceeds with test or aborted if some error occured
+ 		// if successful proceeds with test or aborted if some error occured
  		parameters(`value serverParameters`)
  		void setupServer(TestInitContext context, String host, Integer port) {
  			Server server = Server();
@@ -74,7 +74,7 @@
  			);
  		}
  		
- 		// test functions, setupServer is called just once - neveretheless the actual number of test functions 
+ 		// test functions, setupServer is called just once - nevertheless the actual number of test functions 
  		test init(`function setupServer`) void firstTest AsyncTestContext context) {
  			String serverName = serverParameters.host + \":\`\`port\`\`\";
  			assert ( exists server = context.get<Server>(\"serverName\") );