diff --git a/src/Apparition.js b/src/Apparition.js
index d8291e5..981fb16 100644
--- a/src/Apparition.js
+++ b/src/Apparition.js
@@ -37,9 +37,10 @@ var Apparition = class Apparition {
 
   // ---------------------------------------------------------------------------- metadata
 
-  // The effect is available on all GNOME Shell versions supported by this extension.
+  // The effect is not available on GNOME Shell 3.36 as it requires scaling of the window
+  // actor.
   static getMinShellVersion() {
-    return [3, 36];
+    return [3, 38];
   }
 
   // This will be called in various places where a unique identifier for this effect is
diff --git a/tests/generate-references.sh b/tests/generate-references.sh
index 3857ed6..3d2b7ea 100755
--- a/tests/generate-references.sh
+++ b/tests/generate-references.sh
@@ -168,13 +168,16 @@ echo "Entering test mode."
 set_setting "test-mode" true
 do_in_pod gsettings set org.gnome.mutter center-new-windows true
 
-capture_effect "apparition"
 capture_effect "energize-a"
 capture_effect "energize-b"
 capture_effect "fire"
 capture_effect "tv"
 capture_effect "wisps"
 
+if [[ "${FEDORA_VERSION}" -gt 32 ]]; then
+  capture_effect "apparition"
+fi
+
 if [[ "${FEDORA_VERSION}" -gt 33 ]]; then
   capture_effect "trex"
   capture_effect "broken-glass"
diff --git a/tests/references/apparition-close-gnome-wayland-nested-32.png b/tests/references/apparition-close-gnome-wayland-nested-32.png
deleted file mode 100644
index 218ee92..0000000
Binary files a/tests/references/apparition-close-gnome-wayland-nested-32.png and /dev/null differ
diff --git a/tests/references/apparition-close-gnome-xsession-32.png b/tests/references/apparition-close-gnome-xsession-32.png
deleted file mode 100644
index 218ee92..0000000
Binary files a/tests/references/apparition-close-gnome-xsession-32.png and /dev/null differ
diff --git a/tests/references/apparition-open-gnome-wayland-nested-32.png b/tests/references/apparition-open-gnome-wayland-nested-32.png
deleted file mode 100644
index 218ee92..0000000
Binary files a/tests/references/apparition-open-gnome-wayland-nested-32.png and /dev/null differ
diff --git a/tests/references/apparition-open-gnome-xsession-32.png b/tests/references/apparition-open-gnome-xsession-32.png
deleted file mode 100644
index 218ee92..0000000
Binary files a/tests/references/apparition-open-gnome-xsession-32.png and /dev/null differ
diff --git a/tests/run-test.sh b/tests/run-test.sh
index 3743530..29db5d8 100755
--- a/tests/run-test.sh
+++ b/tests/run-test.sh
@@ -197,13 +197,16 @@ echo "Entering test mode."
 set_setting "test-mode" true
 do_in_pod gsettings set org.gnome.mutter center-new-windows true
 
-test_effect "apparition"
 test_effect "energize-a"
 test_effect "energize-b"
 test_effect "fire"
 test_effect "tv"
 test_effect "wisps"
 
+if [[ "${FEDORA_VERSION}" -gt 32 ]]; then
+  test_effect "apparition"
+fi
+
 if [[ "${FEDORA_VERSION}" -gt 33 ]]; then
   test_effect "trex"
   test_effect "broken-glass"