diff --git a/qt5-base/mingw-w64-angle/PKGBUILD b/qt5-base/mingw-w64-angle/PKGBUILD
index 2fd87dd5..b1f2cb56 100644
--- a/qt5-base/mingw-w64-angle/PKGBUILD
+++ b/qt5-base/mingw-w64-angle/PKGBUILD
@@ -161,8 +161,8 @@ prepare() {
   # build qmake using mingw-w64 {C,LD}FLAGS
   # This also sets default {C,CXX,LD}FLAGS for projects built using qmake
   CPPFLAGS="${MINGW_CPPFLAGS:--D_FORTIFY_SOURCE=2}"
-  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
-  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
   LDFLAGS="${MINGW_LDFLAGS:--Wl,-O1,--sort-common,--as-needed}"
   sed -i -e "s|^\(QMAKE_CFLAGS_RELEASE.*=\).*$|\1 ${CFLAGS}|" \
          -e "s|^\(QMAKE_CXXFLAGS_RELEASE.*=\).*$|\1 ${CXXFLAGS}|"\
diff --git a/qt5-base/mingw-w64-dynamic/PKGBUILD b/qt5-base/mingw-w64-dynamic/PKGBUILD
index 3ccbe874..c1df6319 100644
--- a/qt5-base/mingw-w64-dynamic/PKGBUILD
+++ b/qt5-base/mingw-w64-dynamic/PKGBUILD
@@ -161,8 +161,8 @@ prepare() {
   # build qmake using mingw-w64 {C,LD}FLAGS
   # This also sets default {C,CXX,LD}FLAGS for projects built using qmake
   CPPFLAGS="${MINGW_CPPFLAGS:--D_FORTIFY_SOURCE=2}"
-  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
-  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
   LDFLAGS="${MINGW_LDFLAGS:--Wl,-O1,--sort-common,--as-needed}"
   sed -i -e "s|^\(QMAKE_CFLAGS_RELEASE.*=\).*$|\1 ${CFLAGS}|" \
          -e "s|^\(QMAKE_CXXFLAGS_RELEASE.*=\).*$|\1 ${CXXFLAGS}|"\
diff --git a/qt5-base/mingw-w64-static/PKGBUILD b/qt5-base/mingw-w64-static/PKGBUILD
index 08cb89b8..b2d31dbd 100644
--- a/qt5-base/mingw-w64-static/PKGBUILD
+++ b/qt5-base/mingw-w64-static/PKGBUILD
@@ -161,8 +161,8 @@ prepare() {
   # build qmake using mingw-w64 {C,LD}FLAGS
   # This also sets default {C,CXX,LD}FLAGS for projects built using qmake
   CPPFLAGS="${MINGW_CPPFLAGS:--D_FORTIFY_SOURCE=2}"
-  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
-  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
   LDFLAGS="${MINGW_LDFLAGS:--Wl,-O1,--sort-common,--as-needed}"
   sed -i -e "s|^\(QMAKE_CFLAGS_RELEASE.*=\).*$|\1 ${CFLAGS}|" \
          -e "s|^\(QMAKE_CXXFLAGS_RELEASE.*=\).*$|\1 ${CXXFLAGS}|"\
diff --git a/qt5-base/mingw-w64/PKGBUILD b/qt5-base/mingw-w64/PKGBUILD
index dfea8460..6b8e48a3 100644
--- a/qt5-base/mingw-w64/PKGBUILD
+++ b/qt5-base/mingw-w64/PKGBUILD
@@ -161,8 +161,8 @@ prepare() {
   # build qmake using mingw-w64 {C,LD}FLAGS
   # This also sets default {C,CXX,LD}FLAGS for projects built using qmake
   CPPFLAGS="${MINGW_CPPFLAGS:--D_FORTIFY_SOURCE=2}"
-  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
-  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CFLAGS="${MINGW_CFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
+  CXXFLAGS="${MINGW_CXXFLAGS:-$CPPFLAGS -O2 -pipe -fno-plt -fexceptions --param=ssp-buffer-size=4}"
   LDFLAGS="${MINGW_LDFLAGS:--Wl,-O1,--sort-common,--as-needed}"
   sed -i -e "s|^\(QMAKE_CFLAGS_RELEASE.*=\).*$|\1 ${CFLAGS}|" \
          -e "s|^\(QMAKE_CXXFLAGS_RELEASE.*=\).*$|\1 ${CXXFLAGS}|"\