diff --git a/examples/tutorial/step_4/hello/hello.ecf b/examples/tutorial/step_4/hello/hello.ecf
index a8be82e8..2a1a12d3 100644
--- a/examples/tutorial/step_4/hello/hello.ecf
+++ b/examples/tutorial/step_4/hello/hello.ecf
@@ -11,9 +11,7 @@
 			<assertions precondition="true" postcondition="true" check="true" invariant="true" loop="true" supplier_precondition="true"/>
 		</option>
 		<setting name="concurrency" value="thread"/>
-		<!--
 		<precompile name="precomp_wsf-mt" location="..\..\..\..\precomp\wsf-mt-safe.ecf"/>
-		-->
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
 		<library name="default_nino" location="..\..\..\..\library\server\wsf\default\nino-safe.ecf"/>
 		<library name="encoder" location="..\..\..\..\library\text\encoder\encoder-safe.ecf" readonly="false"/>
diff --git a/tools/install_ewf.bat b/tools/install_ewf.bat
index b50ad378..859149bf 100644
--- a/tools/install_ewf.bat
+++ b/tools/install_ewf.bat
@@ -54,8 +54,8 @@ echo Install library: ewf/wsf
 %COPYCMD% %TMP_DIR%\library\server\wsf	%TMP_TARGET_DIR%\contrib\library\web\framework\ewf\wsf
 echo Install library: ewf/wsf_extension
 %COPYCMD% %TMP_DIR%\library\server\wsf_extension	%TMP_TARGET_DIR%\contrib\library\web\framework\ewf\wsf_extension
-echo Install library: ewf/encoding
-%COPYCMD% %TMP_DIR%\library\text\encoder	%TMP_TARGET_DIR%\contrib\library\web\framework\ewf\text\encoding
+echo Install library: ewf/encoder
+%COPYCMD% %TMP_DIR%\library\text\encoder	%TMP_TARGET_DIR%\contrib\library\web\framework\ewf\text\encoder
 
 echo Install examples
 %COPYCMD% %TMP_DIR%\examples	%TMP_TARGET_DIR%\examples\ewf
@@ -76,7 +76,6 @@ echo Install contrib library: nino
 rem #--- IF Missing ---#
 
 echo Install json if missing
-echo on
 if not exist %TMP_TARGET_DIR%\contrib\library\text\parser\json %COPYCMD% %TMP_DIR%\contrib\library\text\parser\json	%TMP_TARGET_DIR%\contrib\library\text\parser\json
 
 echo Install cURL if missing
diff --git a/tools/install_ewf.sh b/tools/install_ewf.sh
index 64c11a64..fcf3631b 100644
--- a/tools/install_ewf.sh
+++ b/tools/install_ewf.sh
@@ -42,9 +42,9 @@ echo Install library: ewf/wsf
 COPYCMD $TMP_DIR/library/server/wsf	$TMP_TARGET_DIR/contrib/library/web/framework/ewf/wsf
 echo Install library: ewf/wsf_extension
 COPYCMD $TMP_DIR/library/server/wsf_extension	$TMP_TARGET_DIR/contrib/library/web/framework/ewf/wsf_extension
-echo Install library: ewf/encoding
+echo Install library: ewf/encoder
 mkdir -p $TMP_TARGET_DIR/contrib/library/web/framework/ewf/text
-COPYCMD $TMP_DIR/library/text/encoder	$TMP_TARGET_DIR/contrib/library/web/framework/ewf/text/encoding
+COPYCMD $TMP_DIR/library/text/encoder	$TMP_TARGET_DIR/contrib/library/web/framework/ewf/text/encoder
 
 echo Install examples
 mkdir -p $TMP_TARGET_DIR/examples