diff --git a/prboom2/CMakeLists.txt b/prboom2/CMakeLists.txt
index 0ab16be54..768ba253f 100644
--- a/prboom2/CMakeLists.txt
+++ b/prboom2/CMakeLists.txt
@@ -167,7 +167,7 @@ endif()
 if(WIN32)
     set(DEFAULT_WAD_DIR ".")
 else()
-    set(DEFAULT_WAD_DIR "${CMAKE_INSTALL_DATADIR}/games/doom")
+    set(DEFAULT_WAD_DIR "share/games/doom")
 endif()
 
 set(DSDAPWADDIR "${DEFAULT_WAD_DIR}" CACHE STRING "Path to install DSDA-Doom internal WAD, relative to CMAKE_INSTALL_PREFIX or absolute.")
@@ -207,6 +207,7 @@ set(WAD_DATA_PATH "${DSDA_OUTPUT_PATH}/${WAD_DATA}")
 
 add_subdirectory(data)
 add_subdirectory(src)
+add_subdirectory(ICONS)
 
 if(NOT CMAKE_CROSSCOMPILING)
     export(TARGETS ${CROSS_EXPORTS} FILE "${CMAKE_BINARY_DIR}/ImportExecutables.cmake")
@@ -246,6 +247,8 @@ elseif(LINUX)
                 --appimage-extract-and-run
                 --appdir=${CPACK_TEMPORARY_DIRECTORY}
                 --executable=$<TARGET_FILE:dsda-doom>
+                --desktop-file=${CPACK_TEMPORARY_DIRECTORY}/${CPACK_PACKAGING_INSTALL_PREFIX}/share/applications/dsda-doom.desktop
+                --icon-file=${CPACK_TEMPORARY_DIRECTORY}/${CPACK_PACKAGING_INSTALL_PREFIX}/share/icons/hicolor/scalable/apps/dsda-doom.svg
                 --output=appimage)
             ]])
 endif()
diff --git a/prboom2/ICONS/CMakeLists.txt b/prboom2/ICONS/CMakeLists.txt
new file mode 100644
index 000000000..ccef95963
--- /dev/null
+++ b/prboom2/ICONS/CMakeLists.txt
@@ -0,0 +1,4 @@
+if(UNIX AND NOT APPLE)
+    install(FILES dsda-doom.desktop DESTINATION share/applications)
+    install(FILES dsda-doom.svg DESTINATION share/icons/hicolor/scalable/apps)
+endif()
\ No newline at end of file
diff --git a/prboom2/data/CMakeLists.txt b/prboom2/data/CMakeLists.txt
index 5e001d704..5f2e23fab 100644
--- a/prboom2/data/CMakeLists.txt
+++ b/prboom2/data/CMakeLists.txt
@@ -412,4 +412,4 @@ add_custom_command(
     DEPENDS rdatawad ${WAD_SRC}
 )
 add_custom_target(dsda-doom-wad DEPENDS ${WAD_DATA_PATH})
-install(FILES ${WAD_DATA_PATH} DESTINATION ${DSDAPWADDIR} COMPONENT "DSDA-Doom internal WAD")
+install(FILES ${WAD_DATA_PATH} DESTINATION ${DSDAPWADDIR})
diff --git a/prboom2/src/CMakeLists.txt b/prboom2/src/CMakeLists.txt
index 55ebf091b..86b7b0de4 100644
--- a/prboom2/src/CMakeLists.txt
+++ b/prboom2/src/CMakeLists.txt
@@ -618,10 +618,9 @@ function(AddGameExecutable TARGET SOURCES)
                 POST_EXCLUDE_REGEXES ".*system32/.*\\.dll"
                 DIRECTORIES $<TARGET_FILE_DIR:${TARGET}> $ENV{PATH}
             RUNTIME DESTINATION "${DSDA_BINARY_INSTALL_DIR}"
-            COMPONENT "Game executable"
         )
     else()
-        install(TARGETS ${TARGET} COMPONENT "Game executable" RUNTIME DESTINATION "${DSDA_BINARY_INSTALL_DIR}")
+        install(TARGETS ${TARGET} RUNTIME DESTINATION "${DSDA_BINARY_INSTALL_DIR}")
     endif()
 
     target_link_libraries(${TARGET} PRIVATE
diff --git a/prboom2/src/SDL/i_system.c b/prboom2/src/SDL/i_system.c
index 25cd087a4..155758a5b 100644
--- a/prboom2/src/SDL/i_system.c
+++ b/prboom2/src/SDL/i_system.c
@@ -431,6 +431,7 @@ char* I_FindFileInternal(const char* wfname, const char* ext, dboolean isStatic)
     {DOOMWADDIR}, // build-time configured DOOMWADDIR
     {DSDA_ABSOLUTE_PWAD_PATH}, // build-time configured absolute path to dsda-doom.wad
     {NULL, NULL, NULL, I_GetBasePath}, // search the base path provided by SDL
+    {NULL, "../share/games/doom", NULL, I_GetBasePath}, // AppImage
     {NULL, "doom", "HOME"}, // ~/doom
     {NULL, NULL, "HOME"}, // ~
     {"/usr/local/share/games/doom"},