diff --git a/docker-builder-data/build/script/packet/opentoonz-debug.files b/docker-builder-data/build/script/packet/opentoonz-debug.files
new file mode 120000
index 0000000..087c56b
--- /dev/null
+++ b/docker-builder-data/build/script/packet/opentoonz-debug.files
@@ -0,0 +1 @@
+opentoonz-master.files
\ No newline at end of file
diff --git a/docker-builder-data/build/script/packet/opentoonz-debug.sh b/docker-builder-data/build/script/packet/opentoonz-debug.sh
new file mode 100644
index 0000000..307f3c7
--- /dev/null
+++ b/docker-builder-data/build/script/packet/opentoonz-debug.sh
@@ -0,0 +1,64 @@
+DEPS="jpeg-9b png-1.6.25 lz4-master glew-2.0.0 usb-1.0.20 sdl-2.0.4 superlu-4.3 cmake-3.6.2 freeglut-3.0.0 openblas-master boost-1.61.0 qt-5.7"
+
+PK_VERSION="1.1.1"
+PK_DIRNAME="opentoonz"
+PK_URL="https://github.com/opentoonz/$PK_DIRNAME.git"
+
+source $INCLUDE_SCRIPT_DIR/inc-pkallunpack-git.sh
+source $INCLUDE_SCRIPT_DIR/inc-pkinstall_release-default.sh
+
+pkbuild() {
+    if ! (cp --remove-destination "$FILES_PACKET_DIR/Makefile.in" "$PK_DIRNAME/thirdparty/tiff-4.0.3/libtiff/" \
+     && cp --remove-destination "$FILES_PACKET_DIR/FindTIFF.cmake" "$PK_DIRNAME/toonz/cmake/"); then
+        return 1
+    fi
+	
+	if ! check_packet_function $NAME build.libtiff; then
+		cd "$BUILD_PACKET_DIR/$PK_DIRNAME/thirdparty/tiff-4.0.3"
+		if ! check_packet_function $NAME build.libtiff.configure; then
+			if ! ./configure; then
+	    		return 1
+	    	fi
+			set_done $NAME build.libtiff.configure
+	    fi
+		
+		if ! make -j${THREADS}; then
+    		return 1
+    	fi
+		set_done $NAME build.libtiff
+    fi
+
+	if ! cp --remove-destination "$ENVDEPS_PACKET_DIR/lib/libsuperlu_4.3.a" "$BUILD_PACKET_DIR/$PK_DIRNAME/thirdparty/superlu/libsuperlu_4.1.a"; then
+		return 1
+	fi
+
+	mkdir -p "$BUILD_PACKET_DIR/$PK_DIRNAME/toonz/build"
+	cd "$BUILD_PACKET_DIR/$PK_DIRNAME/toonz/build"
+	if ! check_packet_function $NAME build.configure; then
+		if ! cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_INSTALL_PREFIX:PATH=$INSTALL_PACKET_DIR ../sources; then
+    		return 1
+    	fi
+		set_done $NAME build.configure
+    fi
+	
+    # making in single thread is too slow, but life is too short...
+	if ! (make -j${THREADS} || make -j${THREADS} || make); then
+		return 1
+	fi
+}
+
+pkinstall() {
+    cd "$BUILD_PACKET_DIR/$PK_DIRNAME/toonz/build"
+    if ! make install; then
+        return 1
+    fi
+    if ! cp --remove-destination "$FILES_PACKET_DIR/launch-opentoonz.sh" "$INSTALL_PACKET_DIR/bin"; then
+        return 1
+    fi
+    if ! cp --remove-destination $BUILD_PACKET_DIR/$PK_DIRNAME/thirdparty/tiff-4.0.3/libtiff/.libs/libtiff.so* "$INSTALL_PACKET_DIR/lib"; then
+        return 1
+    fi
+    if ! cp --remove-destination $BUILD_PACKET_DIR/$PK_DIRNAME/thirdparty/tiff-4.0.3/libtiff/.libs/libtiffxx.so* "$INSTALL_PACKET_DIR/lib"; then
+        return 1
+    fi
+}