diff --git a/package.json b/package.json
index 3aa8844d23d..cc05ea8b2bc 100644
--- a/package.json
+++ b/package.json
@@ -116,7 +116,7 @@
     "ember-template-imports": "4.3.0",
     "ember-template-lint": "7.9.3",
     "ember-test-selectors": "7.1.0",
-    "ember-truth-helpers": "4.0.3",
+    "ember-truth-helpers": "5.0.0",
     "ember-web-app": "5.0.1",
     "ember-window-mock": "1.0.2",
     "eslint": "9.35.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4aae575d192..a573d63c211 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -231,8 +231,8 @@ importers:
         specifier: 7.1.0
         version: 7.1.0
       ember-truth-helpers:
-        specifier: 4.0.3
-        version: 4.0.3(ember-source@6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5))
+        specifier: 5.0.0
+        version: 5.0.0
       ember-web-app:
         specifier: 5.0.1
         version: 5.0.1
@@ -4219,12 +4219,6 @@ packages:
     resolution: {integrity: sha512-fWcbWd4W4nRv8bbato8JB6oGRpATkR+oGYxMIqnfgTgPWaCS0ww7CuUVNpwg1TulojKMCuTXi8Fem2b1NSF1ZQ==}
     engines: {node: 8.* || >= 10.*}
 
-  ember-functions-as-helper-polyfill@2.1.3:
-    resolution: {integrity: sha512-Hte8jfOmSNzrz/vOchf68CGaBWXN2/5qKgFaylqr9omW2i4Wt9JmaBWRkeR0AJ53N57q3DX2TOb166Taq6QjiA==}
-    engines: {node: '>= 14.0.0'}
-    peerDependencies:
-      ember-source: ^3.25.0 || >=4.0.0
-
   ember-in-element-polyfill@1.0.1:
     resolution: {integrity: sha512-eHs+7D7PuQr8a1DPqsJTsEyo3FZ1XuH6WEZaEBPDa9s0xLlwByCNKl8hi1EbXOgvgEZNHHi9Rh0vjxyfakrlgg==}
     engines: {node: 10.* || >= 12}
@@ -4330,10 +4324,8 @@ packages:
     resolution: {integrity: sha512-eL7lZat68E6P/D7b9UoTB5bB5Oh/0aju0Z7PCMi3aTwhaydRaxloE7TGrTRYU+NdJuyNVZXeGyxFxn2frvd3TA==}
     engines: {node: 12.* || >= 14}
 
-  ember-truth-helpers@4.0.3:
-    resolution: {integrity: sha512-T6Ogd3pk9FxYiZfSxdjgn3Hb3Ksqgw7CD23V9qfig9jktNdkNEHo4+3PA3cSD/+3a2kdH3KmNvKyarVuzdtEkA==}
-    peerDependencies:
-      ember-source: '>=3.28.0'
+  ember-truth-helpers@5.0.0:
+    resolution: {integrity: sha512-PnQd6D6hvlNC3k6gBu0SC2cvfXX6wH6W0nToomIIoxqyrD5cllk0zBh/j/1H0KsczVCWeuF9PWj5xJgL4jQAGg==}
 
   ember-web-app@5.0.1:
     resolution: {integrity: sha512-437ue2c2dy8zwjoUohjLqs+Opb4c8bHVw6U3keKYb8F3Mk/XoFTFsgKgFHIUlb7SyBiAQD+6JsNjGXX71Kljcg==}
@@ -6844,6 +6836,7 @@ packages:
     engines: {node: '>=0.6.0', teleport: '>=0.2.0'}
     deprecated: |-
       You or someone you depend on is using Q, the JavaScript Promise library that gave JavaScript developers strong feelings about promises. They can almost certainly migrate to the native JavaScript promise now. Thank you literally everyone for joining me in this bet against the odds. Be excellent to each other.
+
       (For a CapTP with native promises, see @endo/eventual-send and @endo/captp)
 
   qs@6.13.0:
@@ -13371,15 +13364,6 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  ember-functions-as-helper-polyfill@2.1.3(ember-source@6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5)):
-    dependencies:
-      ember-cli-babel: 7.26.11
-      ember-cli-typescript: 5.3.0
-      ember-cli-version-checker: 5.1.2
-      ember-source: 6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5)
-    transitivePeerDependencies:
-      - supports-color
-
   ember-in-element-polyfill@1.0.1:
     dependencies:
       debug: 4.4.1(supports-color@8.1.1)
@@ -13620,11 +13604,9 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  ember-truth-helpers@4.0.3(ember-source@6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5)):
+  ember-truth-helpers@5.0.0:
     dependencies:
       '@embroider/addon-shim': 1.10.0
-      ember-functions-as-helper-polyfill: 2.1.3(ember-source@6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5))
-      ember-source: 6.7.0(@glimmer/component@2.0.0)(rsvp@4.8.5)
     transitivePeerDependencies:
       - supports-color