diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 91c4de4d6..60ea0afef 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -121,7 +121,7 @@ jobs:
     runs-on: [ self-hosted, windows, x64 ]
     env:
       LLVM_VERSION: 10.0.1
-      Qt_VERSION: 6.0.2
+      Qt_VERSION: 5.15.2
     steps:
       - uses: actions/checkout@v2
         with:
@@ -197,7 +197,7 @@ jobs:
     runs-on: windows-2019
     env:
       LLVM_VERSION: 10.0.1
-      Qt_VERSION: 6.0.2
+      Qt_VERSION: 5.15.2
     steps:
       - uses: actions/checkout@v2
         with:
diff --git a/hecl-gui b/hecl-gui
index e96c7c9fe..0e697de8a 160000
--- a/hecl-gui
+++ b/hecl-gui
@@ -1 +1 @@
-Subproject commit e96c7c9fea9548af0087a39e6f11625b7e9c23e3
+Subproject commit 0e697de8ab2b59000d03f80e103ce255d4a86b63