diff --git a/.gitignore b/.gitignore
index 85a6baa..3f9bcc5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,6 +22,7 @@
 moc_*.cpp
 qrc_*.cpp
 ui_*.h
+*.qm
 Makefile*
 *-build-*
 
diff --git a/general.pri b/general.pri
index 9156999..9f790b4 100644
--- a/general.pri
+++ b/general.pri
@@ -12,7 +12,17 @@ unix {
     QMAKE_LFLAGS += "-Wl,--rpath=./"
 }
 # prefix
-targetprefix = .
+targetprefix = $$(TARGET_PREFIX)
+equals(targetprefix, "") {
+    win32 {
+        targetprefix = ../../..
+    } else {
+        targetprefix = ../..
+    }
+}
+message("Using target prefix \"$${targetprefix}\".")
+# print install root
+message("Using install root \"$$(INSTALL_ROOT)\".")
 # target
 CONFIG(debug, debug|release) {
     TARGET = $$targetprefix/$${projectname}d
diff --git a/passwordmanager.pro b/passwordmanager.pro
index 5cc455a..16516de 100644
--- a/passwordmanager.pro
+++ b/passwordmanager.pro
@@ -78,9 +78,7 @@ guiqtquick {
     TRANSLATIONS = translations/passwordmanager_en_US.ts \
                    translations/passwordmanager_de_DE.ts
 }
-updateqm.commands = lrelease $${projectname}.pro
-updateqm.target = updateqm
-QMAKE_EXTRA_TARGETS += updateqm
+include(translations.pri)
 
 OTHER_FILES += \
     README.md \
@@ -108,11 +106,11 @@ INCLUDEPATH += ../
 target.path = $$(INSTALL_ROOT)/bin
 INSTALLS += target
 icon.path = $$(INSTALL_ROOT)/share/icons/hicolor/scalable/apps/
-icon.files = ./resources/icons/hicolor/scalable/apps/$${projectname}.svg
+icon.files = $${PWD}/resources/icons/hicolor/scalable/apps/$${projectname}.svg
 INSTALLS += icon
 menu.path = $$(INSTALL_ROOT)/share/applications/
-menu.files = ./resources/desktop/applications/$${projectname}.desktop
+menu.files = $${PWD}/resources/desktop/applications/$${projectname}.desktop
 INSTALLS += menu
 translations.path = $$(INSTALL_ROOT)/share/$${projectname}/translations/
-translations.files = ./translations/*.qm
+translations.files = $${OUT_PWD}/translations/*.qm
 INSTALLS += translations