diff --git a/grailsw b/grailsw
index d60c7a3cdd..6b741765fa 100755
--- a/grailsw
+++ b/grailsw
@@ -132,7 +132,7 @@ fi
 if [ -z "$STARTER_CONF" ]; then
     STARTER_CONF="$GRAILS_HOME/conf/groovy-starter.conf"
 fi
-STARTER_CLASSPATH="wrapper/grails-wrapper-runtime-2.5.4.jar:wrapper:."
+STARTER_CLASSPATH="wrapper/grails-wrapper-runtime-2.5.5.jar:wrapper:."
 
 # Allow access to Cocoa classes on OS X
 if $darwin; then
@@ -200,7 +200,7 @@ if $mingw ; then
 fi
 
 if [ -z "$GRAILS_AGENT_CACHE_DIR" ]; then
-    GRAILS_AGENT_CACHE_DIR=~/.grails/2.5.4/
+    GRAILS_AGENT_CACHE_DIR=~/.grails/2.5.5/
 fi
 SPRINGLOADED_PARAMS=profile=grails\;cacheDir=$GRAILS_AGENT_CACHE_DIR
 if [ ! -d "$GRAILS_AGENT_CACHE_DIR" ]; then
@@ -208,7 +208,7 @@ if [ ! -d "$GRAILS_AGENT_CACHE_DIR" ]; then
 fi
 
 # Process JVM args
-AGENT_STRING="-javaagent:wrapper/springloaded-1.2.4.RELEASE.jar -Xverify:none -Dspringloaded.synchronize=true -Djdk.reflect.allowGetCallerClass=true -Dspringloaded=$SPRINGLOADED_PARAMS"
+AGENT_STRING="-javaagent:wrapper/springloaded-1.2.5.RELEASE.jar -Xverify:none -Dspringloaded.synchronize=true -Djdk.reflect.allowGetCallerClass=true -Dspringloaded=$SPRINGLOADED_PARAMS"
 CMD_LINE_ARGS=""
 DISABLE_RELOADING=true
 
diff --git a/grailsw.bat b/grailsw.bat
index 55336b134a..5ecf7699c3 100644
--- a/grailsw.bat
+++ b/grailsw.bat
@@ -60,7 +60,7 @@ if "%GRAILS_HOME:~-1%"=="\" SET GRAILS_HOME=%GRAILS_HOME:~0,-1%
 :init
 
 for %%x in ("%USERPROFILE%") do set SHORTHOME=%%~fsx
-if "x%GRAILS_AGENT_CACHE_DIR%" == "x" set GRAILS_AGENT_CACHE_DIR=%SHORTHOME%/.grails/2.5.4/
+if "x%GRAILS_AGENT_CACHE_DIR%" == "x" set GRAILS_AGENT_CACHE_DIR=%SHORTHOME%/.grails/2.5.5/
 set SPRINGLOADED_PARAMS="profile=grails;cacheDir=%GRAILS_AGENT_CACHE_DIR%"
 if not exist "%GRAILS_AGENT_CACHE_DIR%" mkdir "%GRAILS_AGENT_CACHE_DIR%"
 
@@ -69,7 +69,7 @@ if "%GRAILS_NO_PERMGEN%" == "" (
 	if not errorlevel 1 set GRAILS_NO_PERMGEN=1
 )
 
-set AGENT_STRING=-javaagent:wrapper/springloaded-1.2.4.RELEASE.jar -Xverify:none -Dspringloaded.synchronize=true -Djdk.reflect.allowGetCallerClass=true -Dspringloaded=\"%SPRINGLOADED_PARAMS%\"
+set AGENT_STRING=-javaagent:wrapper/springloaded-1.2.5.RELEASE.jar -Xverify:none -Dspringloaded.synchronize=true -Djdk.reflect.allowGetCallerClass=true -Dspringloaded=\"%SPRINGLOADED_PARAMS%\"
 set DISABLE_RELOADING=
 if "%GRAILS_OPTS%" == "" (
 	set GRAILS_OPTS=-server -Xmx768M -Xms64M -Dfile.encoding=UTF-8
@@ -140,7 +140,7 @@ set CMD_LINE_ARGS=%$
 
 :execute
 @rem Setup the command line
-set STARTER_CLASSPATH=wrapper/grails-wrapper-runtime-2.5.4.jar;wrapper;.
+set STARTER_CLASSPATH=wrapper/grails-wrapper-runtime-2.5.5.jar;wrapper;.
 
 if exist "%USERPROFILE%/.groovy/init.bat" call "%USERPROFILE%/.groovy/init.bat"
 
@@ -169,7 +169,7 @@ set JAVA_OPTS=%GRAILS_OPTS% %JAVA_OPTS% %AGENT%
 
 set JAVA_OPTS=%JAVA_OPTS% -Dprogram.name="%PROGNAME%"
 set JAVA_OPTS=%JAVA_OPTS% -Dgrails.home="%GRAILS_HOME%"
-set JAVA_OPTS=%JAVA_OPTS% -Dgrails.version=2.5.4
+set JAVA_OPTS=%JAVA_OPTS% -Dgrails.version=2.5.5
 set JAVA_OPTS=%JAVA_OPTS% -Dbase.dir=.
 set JAVA_OPTS=%JAVA_OPTS% -Dtools.jar="%TOOLS_JAR%"
 set JAVA_OPTS=%JAVA_OPTS% -Dgroovy.starter.conf="%STARTER_CONF%"
diff --git a/wrapper/grails-wrapper-runtime-2.4.5.jar b/wrapper/grails-wrapper-runtime-2.4.5.jar
deleted file mode 100644
index 191f633d61..0000000000
Binary files a/wrapper/grails-wrapper-runtime-2.4.5.jar and /dev/null differ
diff --git a/wrapper/grails-wrapper-runtime-2.5.4.jar b/wrapper/grails-wrapper-runtime-2.5.5.jar
similarity index 87%
rename from wrapper/grails-wrapper-runtime-2.5.4.jar
rename to wrapper/grails-wrapper-runtime-2.5.5.jar
index 4dbeefd756..64c897e315 100644
Binary files a/wrapper/grails-wrapper-runtime-2.5.4.jar and b/wrapper/grails-wrapper-runtime-2.5.5.jar differ
diff --git a/wrapper/grails-wrapper.properties b/wrapper/grails-wrapper.properties
index 6d3de48a70..82d01c40bf 100644
--- a/wrapper/grails-wrapper.properties
+++ b/wrapper/grails-wrapper.properties
@@ -1 +1 @@
-wrapper.dist.url=https://github.com/grails/grails-core/releases/download/v2.5.4/
+wrapper.dist.url=https://github.com/grails/grails-core/releases/download/v2.5.5/
diff --git a/wrapper/springloaded-1.2.3.RELEASE.jar b/wrapper/springloaded-1.2.3.RELEASE.jar
deleted file mode 100644
index 7e8cb3f47a..0000000000
Binary files a/wrapper/springloaded-1.2.3.RELEASE.jar and /dev/null differ
diff --git a/wrapper/springloaded-1.2.4.RELEASE.jar b/wrapper/springloaded-1.2.4.RELEASE.jar
deleted file mode 100644
index 83d7911043..0000000000
Binary files a/wrapper/springloaded-1.2.4.RELEASE.jar and /dev/null differ