diff --git a/INSTALL.md b/INSTALL.md
index 15e8ab8..d43a992 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -40,15 +40,16 @@ git clone https://gitlab.com/eliggett/wfview.git
 ~~~
 
 ### 3. Create a build directory, compile, and install:
+If you want to change the default install path from `/usr/local` to a different prefix (e.g. `/opt`), you must call `qmake ../wfview/wfview.pro PREFIX=/opt`
+
 ~~~
 mkdir build
 cd build
 qmake ../wfview/wfview.pro
 make -j
-sudo ./install.sh
+sudo make install
 ~~~
 
-
 ### 4. You can now launch wfview, either from the terminal or from your desktop environment. If you encounter issues using the serial port, run the following command: 
 ~~~
 
@@ -65,7 +66,7 @@ sudo usermod -aG dialout $USER
 
 ~~~
 
-### opensuse/sles/tumbleweed install ###
+### opensuse/sles/tumbleweed install
 ---
 
 install wfview on suse 15.x sles 15.x or tumbleweed; this was done on a clean install/updated OS. 
diff --git a/wfmain.cpp b/wfmain.cpp
index a5b9f08..b5d1497 100644
--- a/wfmain.cpp
+++ b/wfmain.cpp
@@ -2224,12 +2224,12 @@ void wfmain::setAppTheme(bool isCustom)
 #ifndef Q_OS_LINUX
         QFile f(":"+prefs.stylesheetPath); // built-in resource
 #else
-        QFile f("/usr/share/wfview/stylesheets/" + prefs.stylesheetPath);
+        QFile f(PREFIX "/share/wfview/" + prefs.stylesheetPath);
 #endif
         if (!f.exists())
         {
             printf("Unable to set stylesheet, file not found\n");
-            printf("Tried to load: [%s]\n", QString( QString("/usr/share/wfview/stylesheets/") + prefs.stylesheetPath).toStdString().c_str() );
+            printf("Tried to load: [%s]\n", f.fileName().toStdString().c_str() );
         }
         else
         {
@@ -3925,9 +3925,6 @@ void wfmain::on_bandGenbtn_clicked()
 void wfmain::on_aboutBtn_clicked()
 {
     abtBox->show();
-
-
-
 }
 
 void wfmain::on_fStoBtn_clicked()
diff --git a/wfview.pro b/wfview.pro
index 86d16a4..9c56e55 100644
--- a/wfview.pro
+++ b/wfview.pro
@@ -38,6 +38,12 @@ equals(QT_ARCH, arm): DEFINES += USE_NEON
 DEFINES += OUTSIDE_SPEEX
 DEFINES += RANDOM_PREFIX=wf
 
+isEmpty(PREFIX) {
+  PREFIX = /usr/local
+}
+
+DEFINES += PREFIX=\\\"$$PREFIX\\\"
+
 # Choose audio system, uses QTMultimedia if both are commented out.
 # DEFINES += RTAUDIO
 # DEFINES += PORTAUDIO
@@ -74,18 +80,25 @@ win32:DEFINES += UNAME=\\\"build\\\"
 RESOURCES += qdarkstyle/style.qrc \
     resources/resources.qrc
 
+unix:target.path = $$PREFIX/bin
+INSTALLS += target
+
 # Why doesn't this seem to do anything?
 DISTFILES += resources/wfview.png \
     resources/install.sh
 DISTFILES += resources/wfview.desktop
 
-linux:QMAKE_POST_LINK += cp ../wfview/resources/wfview.png .;
-linux:QMAKE_POST_LINK += cp ../wfview/resources/wfview.desktop .;
-linux:QMAKE_POST_LINK += cp ../wfview/resources/install.sh .;
-linux:QMAKE_POST_LINK += cp -r ../wfview/qdarkstyle .;
-linux:QMAKE_POST_LINK += chmod 755 install.sh;
-linux:QMAKE_POST_LINK += echo; echo; echo "Run install.sh as root from the build directory to install."; echo; echo;
+unix:applications.files = resources/wfview.desktop
+unix:applications.path = $$PREFIX/share/applications
+INSTALLS += applications
 
+unix:pixmaps.files = resources/wfview.png
+unix:pixmaps.path = $$PREFIX/share/pixmaps
+INSTALLS += pixmaps
+
+unix:stylesheets.files = qdarkstyle
+unix:stylesheets.path = $$PREFIX/share/wfview
+INSTALLS += stylesheets
 
 # Do not do this, it will hang on start:
 # CONFIG(release, debug|release):DEFINES += QT_NO_DEBUG_OUTPUT