diff --git a/YACReader/YACReader.pro b/YACReader/YACReader.pro
index 067e78e3..fe2f6c7b 100644
--- a/YACReader/YACReader.pro
+++ b/YACReader/YACReader.pro
@@ -70,6 +70,8 @@ macx {
 
 QT += network widgets core multimedia svg
 
+greaterThan(QT_MAJOR_VERSION, 5): QT += openglwidgets core5compat
+
 #CONFIG += release
 CONFIG -= flat
 
diff --git a/YACReaderLibrary/YACReaderLibrary.pro b/YACReaderLibrary/YACReaderLibrary.pro
index 0ff05782..17a6a94c 100644
--- a/YACReaderLibrary/YACReaderLibrary.pro
+++ b/YACReaderLibrary/YACReaderLibrary.pro
@@ -71,6 +71,8 @@ macx {
 CONFIG -= flat
 QT += sql network widgets svg
 
+greaterThan(QT_MAJOR_VERSION, 5): QT += openglwidgets core5compat
+
 # Input
 HEADERS += comic_flow.h \
   ../common/concurrent_queue.h \
diff --git a/YACReaderLibraryServer/YACReaderLibraryServer.pro b/YACReaderLibraryServer/YACReaderLibraryServer.pro
index e84ab29a..54fb3431 100644
--- a/YACReaderLibraryServer/YACReaderLibraryServer.pro
+++ b/YACReaderLibraryServer/YACReaderLibraryServer.pro
@@ -37,6 +37,8 @@ unix:haiku {
 CONFIG -= flat
 QT += core sql network
 
+greaterThan(QT_MAJOR_VERSION, 5): QT += core5compat
+
 # Source files
 HEADERS += ../YACReaderLibrary/library_creator.h \
            ../YACReaderLibrary/package_manager.h \
diff --git a/config.pri b/config.pri
index 3b14f8c2..3553c277 100644
--- a/config.pri
+++ b/config.pri
@@ -35,10 +35,6 @@ defineTest(minQtVersion) {
   error(YACReader requires Qt 5.9 or newer but $$[QT_VERSION] was detected)
 }
 
-minQtVersion(6, 0, 0) {
-  error(YACReader does not support building with Qt6 (yet))
-}
-
 DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x050900
 DEFINES += QT_DEPRECATED_WARNINGS