diff --git a/changelogs/fragments/1007-cryptography-47.yml b/changelogs/fragments/1007-cryptography-47.yml
new file mode 100644
index 00000000..4e94e6e2
--- /dev/null
+++ b/changelogs/fragments/1007-cryptography-47.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - "acme_challenge_cert_helper - adjust private key check for new private key types in cryptography 47.0.0 (https://github.com/ansible-collections/community.crypto/pull/1007)."
diff --git a/plugins/modules/acme_challenge_cert_helper.py b/plugins/modules/acme_challenge_cert_helper.py
index 1d524d74..2a0db2ac 100644
--- a/plugins/modules/acme_challenge_cert_helper.py
+++ b/plugins/modules/acme_challenge_cert_helper.py
@@ -175,13 +175,13 @@ from ansible_collections.community.crypto.plugins.module_utils._time import (
 try:
     import cryptography
     import cryptography.hazmat.backends
-    import cryptography.hazmat.primitives.asymmetric.dh
+    import cryptography.hazmat.primitives.asymmetric.dsa
     import cryptography.hazmat.primitives.asymmetric.ec
+    import cryptography.hazmat.primitives.asymmetric.ed448
+    import cryptography.hazmat.primitives.asymmetric.ed25519
     import cryptography.hazmat.primitives.asymmetric.padding
     import cryptography.hazmat.primitives.asymmetric.rsa
     import cryptography.hazmat.primitives.asymmetric.utils
-    import cryptography.hazmat.primitives.asymmetric.x448
-    import cryptography.hazmat.primitives.asymmetric.x25519
     import cryptography.hazmat.primitives.hashes
     import cryptography.hazmat.primitives.serialization
     import cryptography.x509
@@ -241,12 +241,14 @@ def main() -> t.NoReturn:
             )
         except Exception as e:
             raise ModuleFailException(f"Error while loading private key: {e}") from e
-        if isinstance(
+        if not isinstance(
             private_key,
             (
-                cryptography.hazmat.primitives.asymmetric.dh.DHPrivateKey,
-                cryptography.hazmat.primitives.asymmetric.x25519.X25519PrivateKey,
-                cryptography.hazmat.primitives.asymmetric.x448.X448PrivateKey,
+                cryptography.hazmat.primitives.asymmetric.ed25519.Ed25519PrivateKey,
+                cryptography.hazmat.primitives.asymmetric.ed448.Ed448PrivateKey,
+                cryptography.hazmat.primitives.asymmetric.rsa.RSAPrivateKey,
+                cryptography.hazmat.primitives.asymmetric.dsa.DSAPrivateKey,
+                cryptography.hazmat.primitives.asymmetric.ec.EllipticCurvePrivateKey,
             ),
         ):
             raise ModuleFailException(