diff --git a/build-jack2.sh b/build-jack2.sh
index d067a1c..b2c2d5e 100755
--- a/build-jack2.sh
+++ b/build-jack2.sh
@@ -6,14 +6,14 @@ cd $(dirname ${0})
 PAWPAW_ROOT="${PWD}"
 
 JACK2_VERSION=${JACK2_VERSION:=git}
-QJACKCTL_VERSION=${QJACKCTL_VERSION:=0.6.2}
+QJACKCTL_VERSION=${QJACKCTL_VERSION:=0.6.3}
 
 # ---------------------------------------------------------------------------------------------------------------------
 
 target="${1}"
 
 if [ -z "${target}" ]; then
-    echo "usage: ${0} <target> [package-build?]"
+    echo "usage: ${0} <target>"
     exit 1
 fi
 
diff --git a/patches/qjackctl/05_fix-win32-jackd-path.patch b/patches/qjackctl/05_fix-win32-jackd-path.patch
new file mode 100644
index 0000000..a62bf9c
--- /dev/null
+++ b/patches/qjackctl/05_fix-win32-jackd-path.patch
@@ -0,0 +1,14 @@
+diff --git a/src/qjackctlMainForm.cpp b/src/qjackctlMainForm.cpp
+index 2e251d6..6dd57af 100644
+--- a/src/qjackctlMainForm.cpp
++++ b/src/qjackctlMainForm.cpp
+@@ -1327,7 +1327,8 @@ void qjackctlMainForm::startJack (void)
+ 		const QString sPath = QString::fromUtf8(::getenv("PATH"));
+ 		QStringList paths = sPath.split(chPathSep);
+ 	#if defined(__WIN32__) || defined(_WIN32) || defined(WIN32)
+-		paths = paths << "C:\\Program Files\\Jack" << "C:\\Program Files (x86)\\Jack";
++		paths = paths << QString("%1\\JACK2").arg(getenv("PROGRAMFILES"))
++		              << QString("%1\\JACK2").arg(getenv("PROGRAMFILES(x86)"));
+ 	#endif
+         #if defined(__APPLE__)
+                 paths = paths << "/usr/local/bin/";