diff --git a/.github/workflows/trigger_release.yml b/.github/workflows/trigger_release.yml
index 411a5bbeb..96f616a43 100644
--- a/.github/workflows/trigger_release.yml
+++ b/.github/workflows/trigger_release.yml
@@ -46,7 +46,6 @@ jobs:
         run: |
           mv ${{ github.workspace }}/PrismLauncher-source PrismLauncher-${{ env.VERSION }}
           mv PrismLauncher-Linux-Qt6-Portable*/PrismLauncher-portable.tar.gz PrismLauncher-Linux-Qt6-Portable-${{ env.VERSION }}.tar.gz
-          mv PrismLauncher-Linux-Qt5-Portable*/PrismLauncher-portable.tar.gz PrismLauncher-Linux-Qt5-Portable-${{ env.VERSION }}.tar.gz
           mv PrismLauncher-*.AppImage/PrismLauncher-*.AppImage PrismLauncher-Linux-x86_64.AppImage
           mv PrismLauncher-*.AppImage.zsync/PrismLauncher-*.AppImage.zsync PrismLauncher-Linux-x86_64.AppImage.zsync
           mv PrismLauncher-macOS*/PrismLauncher.zip PrismLauncher-macOS-${{ env.VERSION }}.zip
@@ -89,7 +88,6 @@ jobs:
           draft: true
           prerelease: false
           files: |
-            PrismLauncher-Linux-Qt5-Portable-${{ env.VERSION }}.tar.gz
             PrismLauncher-Linux-x86_64.AppImage
             PrismLauncher-Linux-x86_64.AppImage.zsync
             PrismLauncher-Linux-Qt6-Portable-${{ env.VERSION }}.tar.gz
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e2ea079bf..321232378 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -88,11 +88,6 @@ else()
     endif()
 endif()
 
-# Fix build with Qt 5.13
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DQT_NO_DEPRECATED_WARNINGS=Y")
-
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DQT_DISABLE_DEPRECATED_BEFORE=0x050C00")
-
 # Fix aarch64 build for toml++
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DTOML_ENABLE_FLOAT16=0")
 
@@ -334,11 +329,6 @@ if(Launcher_QT_VERSION_MAJOR EQUAL 6)
     set(QT_LIBEXECS_DIR ${QT${QT_VERSION_MAJOR}_INSTALL_PREFIX}/${QT${QT_VERSION_MAJOR}_INSTALL_LIBEXECS})
 endif()
 
-# NOTE: Qt 6 already sets this by default
-if (Qt5_POSITION_INDEPENDENT_CODE)
-    SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
-endif()
-
 if(NOT Launcher_FORCE_BUNDLED_LIBS)
     # Find toml++
     find_package(tomlplusplus 3.2.0 QUIET)
diff --git a/COPYING.md b/COPYING.md
index f1f0b3a70..818c13c78 100644
--- a/COPYING.md
+++ b/COPYING.md
@@ -108,7 +108,7 @@
 
     Information on third party licenses used in MinGW-w64 can be found in its COPYING.MinGW-w64-runtime.txt.
 
-## Qt 5/6
+## Qt 6
 
     Copyright (C) 2022 The Qt Company Ltd and other contributors.
     Contact: https://www.qt.io/licensing
diff --git a/nix/unwrapped.nix b/nix/unwrapped.nix
index 93cda8e1a..14882e893 100644
--- a/nix/unwrapped.nix
+++ b/nix/unwrapped.nix
@@ -96,9 +96,6 @@ stdenv.mkDerivation {
     ++ lib.optionals (msaClientID != null) [
       (lib.cmakeFeature "Launcher_MSA_CLIENT_ID" (toString msaClientID))
     ]
-    ++ lib.optionals (lib.versionOlder kdePackages.qtbase.version "6") [
-      (lib.cmakeFeature "Launcher_QT_VERSION_MAJOR" "5")
-    ]
     ++ lib.optionals stdenv.hostPlatform.isDarwin [
       # we wrap our binary manually
       (lib.cmakeFeature "INSTALL_BUNDLE" "nodeps")