Try to coax module names.

.github/workflows/build.yml

@@ -98,8 +98,9 @@ jobs:
       uses: jurplel/install-qt-action@v3
       with:
         version: '5.15.2'
-        modules: 'multimedia x11extras'
+#        modules: 'multimedia x11extras'
     - name: Make
       working-directory: OSBindings/Qt
       shell: bash
-      run: qmake
+      run: aqt list-qt linux desktop --modules 5.15.2 x86_64
+#      run: qmake

Storage/Tape/Formats/TapePRG.cpp

@@ -158,7 +158,9 @@ void PRG::Serialiser::get_next_output_token() {
 			case FilePhaseData:
 				copy_mask_ ^= 0x80;
 				file_.seek(2, SEEK_SET);
-				if(copy_mask_) file_phase_ = FilePhaseAtEnd;
+				if(copy_mask_) {
+					file_phase_ = FilePhaseAtEnd;
+				}
 			break;
 		}
 		return;