diff --git a/qzint.pri b/qzint.pri
index 51a6a50..6dc3a08 100644
--- a/qzint.pri
+++ b/qzint.pri
@@ -6,33 +6,35 @@ DEFINES +=  _CRT_SECURE_NO_WARNINGS _CRT_NONSTDC_NO_WARNINGS ZINT_VERSION=\\\"$$
 
 INCLUDEPATH += \
     $$ZINT_PATH/backend \
-    $$ZINT_PATH/backend_qt4
+    $$ZINT_PATH/backend_qt
 
 HEADERS +=  $$ZINT_PATH/backend/aztec.h \
-            $$ZINT_PATH/backend/code1.h \
+            $$ZINT_PATH/backend/bmp.h \
             $$ZINT_PATH/backend/code49.h \
             $$ZINT_PATH/backend/common.h \
             $$ZINT_PATH/backend/composite.h \
             $$ZINT_PATH/backend/dmatrix.h \
+            $$ZINT_PATH/backend/eci.h \
             $$ZINT_PATH/backend/font.h \
-            $$ZINT_PATH/backend/gb2312.h \
             $$ZINT_PATH/backend/gridmtx.h \
             $$ZINT_PATH/backend/gs1.h \
+            $$ZINT_PATH/backend/hanxin.h \
             $$ZINT_PATH/backend/large.h \
             $$ZINT_PATH/backend/maxicode.h \
-            $$ZINT_PATH/backend/maxipng.h \
-            $$ZINT_PATH/backend/ms_stdint.h \
+            $$ZINT_PATH/backend/pcx.h \
             $$ZINT_PATH/backend/pdf417.h \
-            $$ZINT_PATH/backend/qr.h \
             $$ZINT_PATH/backend/reedsol.h \
             $$ZINT_PATH/backend/rss.h \
             $$ZINT_PATH/backend/sjis.h \
+            $$ZINT_PATH/backend/stdint_msvc.h \
             $$ZINT_PATH/backend/zint.h \
-            $$ZINT_PATH/backend_qt4/qzint.h
+            $$ZINT_PATH/backend_qt/qzint.h
 
 SOURCES += $$ZINT_PATH/backend/2of5.c \
            $$ZINT_PATH/backend/auspost.c \
            $$ZINT_PATH/backend/aztec.c \
+           $$ZINT_PATH/backend/bmp.c \
+           $$ZINT_PATH/backend/codablock.c \
            $$ZINT_PATH/backend/code.c \
            $$ZINT_PATH/backend/code1.c \
            $$ZINT_PATH/backend/code128.c \
@@ -40,25 +42,33 @@ SOURCES += $$ZINT_PATH/backend/2of5.c \
            $$ZINT_PATH/backend/code49.c \
            $$ZINT_PATH/backend/common.c \
            $$ZINT_PATH/backend/composite.c \
+           $$ZINT_PATH/backend/dllversion.c \
            $$ZINT_PATH/backend/dmatrix.c \
+           $$ZINT_PATH/backend/dotcode.c \
+           $$ZINT_PATH/backend/eci.c \
+           $$ZINT_PATH/backend/emf.c \
+           $$ZINT_PATH/backend/gif.c \
            $$ZINT_PATH/backend/gridmtx.c \
            $$ZINT_PATH/backend/gs1.c \
+           $$ZINT_PATH/backend/hanxin.c \
            $$ZINT_PATH/backend/imail.c \
            $$ZINT_PATH/backend/large.c \
            $$ZINT_PATH/backend/library.c \
            $$ZINT_PATH/backend/maxicode.c \
            $$ZINT_PATH/backend/medical.c \
+           $$ZINT_PATH/backend/pcx.c \
            $$ZINT_PATH/backend/pdf417.c \
            $$ZINT_PATH/backend/plessey.c \
+           $$ZINT_PATH/backend/png.c \
            $$ZINT_PATH/backend/postal.c \
            $$ZINT_PATH/backend/ps.c \
            $$ZINT_PATH/backend/qr.c \
+           $$ZINT_PATH/backend/raster.c \
            $$ZINT_PATH/backend/reedsol.c \
            $$ZINT_PATH/backend/render.c \
            $$ZINT_PATH/backend/rss.c \
            $$ZINT_PATH/backend/svg.c \
            $$ZINT_PATH/backend/telepen.c \
+           $$ZINT_PATH/backend/tif.c \
            $$ZINT_PATH/backend/upcean.c \
-           $$ZINT_PATH/backend/dllversion.c \
-           $$ZINT_PATH/backend/png.c \
-           $$ZINT_PATH/backend_qt4/qzint.cpp
+           $$ZINT_PATH/backend_qt/qzint.cpp