diff --git a/CI/before_script.msvc.sh b/CI/before_script.msvc.sh
index 78acaead6c..a9f6bd81fe 100644
--- a/CI/before_script.msvc.sh
+++ b/CI/before_script.msvc.sh
@@ -497,13 +497,6 @@ if [ -z $SKIP_DOWNLOAD ]; then
 			"OSG-3.6.5-msvc${MSVC_REAL_YEAR}-win${BITS}-sym.7z"
 	fi
 
-	# Qt
-	if [ -z $APPVEYOR ]; then
-		download "AQt installer" \
-			"https://files.pythonhosted.org/packages/f3/bb/aee972f08deecca31bfc46b5aedfad1ce6c7f3aaf1288d685e4a914b53ac/aqtinstall-0.8-py2.py3-none-any.whl" \
-			"aqtinstall-0.8-py2.py3-none-any.whl"
-	fi
-
 	# SDL2
 	download "SDL 2.0.12" \
 		"https://www.libsdl.org/release/SDL2-devel-2.0.12-VC.zip" \
@@ -732,9 +725,16 @@ fi
 	fi
 	if [ -z $APPVEYOR ]; then
 		cd $DEPS_INSTALL
-		QT_SDK="$(real_pwd)/Qt/5.15.0/msvc${MSVC_REAL_YEAR}${SUFFIX}"
 
-		if [ -d 'Qt/5.15.0' ]; then
+		qt_version="5.15.0"
+		if [ "win${BITS}_msvc${MSVC_REAL_YEAR}${SUFFIX}" == "win64_msvc2017_64" ]; then
+			echo "This combination of options is known not to work. Falling back to Qt 5.14.2."
+			qt_version="5.14.2"
+		fi
+
+		QT_SDK="$(real_pwd)/Qt/${qt_version}/msvc${MSVC_REAL_YEAR}${SUFFIX}"
+
+		if [ -d "Qt/${qt_version}" ]; then
 			printf "Exists. "
 		elif [ -z $SKIP_EXTRACT ]; then
 			if [ $MISSINGPYTHON -ne 0 ]; then
@@ -745,20 +745,20 @@ fi
 			pushd "$DEPS" > /dev/null
 			if ! [ -d 'aqt-venv' ]; then
 				echo "  Creating Virtualenv for aqt..."
-				eval python -m venv aqt-venv $STRIP
+				run_cmd python -m venv aqt-venv
 			fi
 			if [ -d 'aqt-venv/bin' ]; then
 				VENV_BIN_DIR='bin'
 			elif [ -d 'aqt-venv/Scripts' ]; then
 				VENV_BIN_DIR='Scripts'
 			else
-				echo "Error: Failed to create virtualenv."
-				exit 1
+				echo "Error: Failed to create virtualenv in expected location."
+				wrappedExit 1
 			fi
 
 			if ! [ -e "aqt-venv/${VENV_BIN_DIR}/aqt" ]; then
 				echo "  Installing aqt wheel into virtualenv..."
-				eval "aqt-venv/${VENV_BIN_DIR}/pip" install aqtinstall-0.8-py2.py3-none-any.whl $STRIP
+				run_cmd "aqt-venv/${VENV_BIN_DIR}/pip" install aqtinstall==0.9.2
 			fi
 			popd > /dev/null
 
@@ -767,7 +767,7 @@ fi
 			mkdir Qt
 			cd Qt
 
-			eval "${DEPS}/aqt-venv/${VENV_BIN_DIR}/aqt" install 5.15.0 windows desktop "win${BITS}_msvc${MSVC_REAL_YEAR}${SUFFIX}" $STRIP
+			run_cmd "${DEPS}/aqt-venv/${VENV_BIN_DIR}/aqt" install $qt_version windows desktop "win${BITS}_msvc${MSVC_REAL_YEAR}${SUFFIX}"
 
 			printf "  Cleaning up extraneous data... "
 			rm -rf Qt/{aqtinstall.log,Tools}