diff --git a/src/3rdparty/libpsl/qtpatches.diff b/src/3rdparty/libpsl/qtpatches.diff
new file mode 100644
index 00000000000..1eb89bb862b
--- /dev/null
+++ b/src/3rdparty/libpsl/qtpatches.diff
@@ -0,0 +1,42 @@
+diff --git a/src/3rdparty/libpsl/src/psl-make-dafsa b/src/3rdparty/libpsl/src/psl-make-dafsa
+index 2bfd8796fa..8a374053d5 100755
+--- a/src/3rdparty/libpsl/src/psl-make-dafsa
++++ b/src/3rdparty/libpsl/src/psl-make-dafsa
+@@ -161,7 +161,7 @@ sink = None
+ 
+ A C++ representation of the compressed graph is generated:
+ 
+-const unsigned char dafsa[7] = {
++constexpr unsigned char dafsa[7] = {
+   0x81, 0xE1, 0x02, 0x81, 0x82, 0x61, 0x81,
+ };
+ 
+@@ -198,7 +198,7 @@ sink = None
+ 
+ A C++ representation of the compressed graph is generated:
+ 
+-const unsigned char dafsa[11] = {
++constexpr unsigned char dafsa[11] = {
+   0x02, 0x83, 0xE2, 0x02, 0x83, 0x61, 0x61, 0x81, 0x62, 0x62, 0x82,
+ };
+ 
+@@ -490,7 +490,7 @@ def to_cxx(data, codecs):
+   text += b'The byte array encodes effective tld names. See psl-make-dafsa source for'
+   text += b' documentation.'
+   text += b'*/\n\n'
+-  text += b'static const unsigned char kDafsa['
++  text += b'static constexpr unsigned char kDafsa['
+   text += bytes(str(len(data)), **codecs)
+   text += b'] = {\n'
+   for i in range(0, len(data), 12):
+@@ -517,8 +517,8 @@ def to_cxx_plus(data, codecs):
+   text += b'static int _psl_nsuffixes = %d;\n' % psl_nsuffixes
+   text += b'static int _psl_nexceptions = %d;\n' % psl_nexceptions
+   text += b'static int _psl_nwildcards = %d;\n' % psl_nwildcards
+-  text += b'static const char _psl_sha1_checksum[] = "%s";\n' % bytes(sha1_file(psl_input_file), **codecs)
+-  text += b'static const char _psl_filename[] = "%s";\n' % bytes(psl_input_file, **codecs)
++  text += b'static constexpr char _psl_sha1_checksum[] = "%s";\n' % bytes(sha1_file(psl_input_file), **codecs)
++  text += b'static constexpr char _psl_filename[] = "%s";\n' % bytes(psl_input_file, **codecs)
+   return text
+ 
+ def words_to_whatever(words, converter, utf_mode, codecs):
diff --git a/src/3rdparty/libpsl/src/psl-make-dafsa b/src/3rdparty/libpsl/src/psl-make-dafsa
index 2bfd8796fa1..8a374053d58 100755
--- a/src/3rdparty/libpsl/src/psl-make-dafsa
+++ b/src/3rdparty/libpsl/src/psl-make-dafsa
@@ -161,7 +161,7 @@ sink = None
 
 A C++ representation of the compressed graph is generated:
 
-const unsigned char dafsa[7] = {
+constexpr unsigned char dafsa[7] = {
   0x81, 0xE1, 0x02, 0x81, 0x82, 0x61, 0x81,
 };
 
@@ -198,7 +198,7 @@ sink = None
 
 A C++ representation of the compressed graph is generated:
 
-const unsigned char dafsa[11] = {
+constexpr unsigned char dafsa[11] = {
   0x02, 0x83, 0xE2, 0x02, 0x83, 0x61, 0x61, 0x81, 0x62, 0x62, 0x82,
 };
 
@@ -490,7 +490,7 @@ def to_cxx(data, codecs):
   text += b'The byte array encodes effective tld names. See psl-make-dafsa source for'
   text += b' documentation.'
   text += b'*/\n\n'
-  text += b'static const unsigned char kDafsa['
+  text += b'static constexpr unsigned char kDafsa['
   text += bytes(str(len(data)), **codecs)
   text += b'] = {\n'
   for i in range(0, len(data), 12):
@@ -517,8 +517,8 @@ def to_cxx_plus(data, codecs):
   text += b'static int _psl_nsuffixes = %d;\n' % psl_nsuffixes
   text += b'static int _psl_nexceptions = %d;\n' % psl_nexceptions
   text += b'static int _psl_nwildcards = %d;\n' % psl_nwildcards
-  text += b'static const char _psl_sha1_checksum[] = "%s";\n' % bytes(sha1_file(psl_input_file), **codecs)
-  text += b'static const char _psl_filename[] = "%s";\n' % bytes(psl_input_file, **codecs)
+  text += b'static constexpr char _psl_sha1_checksum[] = "%s";\n' % bytes(sha1_file(psl_input_file), **codecs)
+  text += b'static constexpr char _psl_filename[] = "%s";\n' % bytes(psl_input_file, **codecs)
   return text
 
 def words_to_whatever(words, converter, utf_mode, codecs):
diff --git a/src/network/kernel/qurltlds_p.h b/src/network/kernel/qurltlds_p.h
index d7889788453..0639247e190 100644
--- a/src/network/kernel/qurltlds_p.h
+++ b/src/network/kernel/qurltlds_p.h
@@ -2,7 +2,7 @@
 
 The byte array encodes effective tld names. See psl-make-dafsa source for documentation.*/
 
-static const unsigned char kDafsa[53647] = {
+static constexpr unsigned char kDafsa[53647] = {
   0x40, 0x42, 0x4a, 0xa2, 0x40, 0xc1, 0x42, 0xc1, 0x50, 0xa1, 0x43, 0xaf,
   0x43, 0x58, 0x43, 0x5d, 0x49, 0xab, 0x51, 0x6f, 0x44, 0xcb, 0x40, 0x7b,
   0x47, 0x14, 0x47, 0x05, 0x49, 0x33, 0x4c, 0x44, 0x45, 0x5b, 0x4a, 0xc3,