diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index af957c5a7..45518e0a2 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -105,6 +105,7 @@ jobs:
             && files+=(--file "dev/extra-requirements-${{ runner.os }}.txt")
           conda install ${files[@]} -y
           echo "NSIS_USING_LOG_BUILD=1" >> $GITHUB_ENV
+          echo "NSIS_SCRIPTS_RAISE_ERRORS=1" >> $GITHUB_ENV
           pip install -e . --no-deps --no-build-isolation
       - name: Set up conda executable
         run: |
diff --git a/constructor/nsis/main.nsi.tmpl b/constructor/nsis/main.nsi.tmpl
index b6caa495e..030b4cc00 100644
--- a/constructor/nsis/main.nsi.tmpl
+++ b/constructor/nsis/main.nsi.tmpl
@@ -1265,7 +1265,7 @@ Section "Install"
     File {{ conda_exe }}
     File {{ pre_uninstall }}
 
-{%- for path, files in extra_files | items %}
+{%- for path, files in EXTRA_FILES | items %}
     SetOutPath {{ path }}
 {%- for file in files %}
     File {{ file }}
diff --git a/news/942-fix-win-extra_files b/news/942-fix-win-extra_files
new file mode 100644
index 000000000..2e539a8aa
--- /dev/null
+++ b/news/942-fix-win-extra_files
@@ -0,0 +1,19 @@
+### Enhancements
+
+* <news item>
+
+### Bug fixes
+
+* Fix `extra_files` functionality on EXE installers. (#942)
+
+### Deprecations
+
+* <news item>
+
+### Docs
+
+* <news item>
+
+### Other
+
+* <news item>