diff --git a/docs/reference/client-side-encryption.txt b/docs/reference/client-side-encryption.txt
index 8e0ab8f50d..8f93f0d7b6 100644
--- a/docs/reference/client-side-encryption.txt
+++ b/docs/reference/client-side-encryption.txt
@@ -361,7 +361,7 @@ Queryable Encryption
 ====================
 
 Queryable encryption is a new feature in MongoDB 6.0. It also requires
-libmongocrypt version 1.5.0 or above.
+libmongocrypt version 1.5.2 or above.
 
 You can find more information about queryable encryption in `MongoDB Manual
 <https://www.mongodb.com/docs/upcoming/core/queryable-encryption/queryable-encryption/>`_
diff --git a/gemfiles/standard.rb b/gemfiles/standard.rb
index 1f07651c30..117366c1b3 100644
--- a/gemfiles/standard.rb
+++ b/gemfiles/standard.rb
@@ -60,6 +60,6 @@ def standard_dependencies
   end
 
   if ENV['FLE'] == 'helper'
-    gem 'libmongocrypt-helper', '~> 1.5.0'
+    gem 'libmongocrypt-helper', '~> 1.5.2'
   end
 end
diff --git a/lib/mongo/crypt/binding.rb b/lib/mongo/crypt/binding.rb
index 778f7b6c47..de0746792b 100644
--- a/lib/mongo/crypt/binding.rb
+++ b/lib/mongo/crypt/binding.rb
@@ -83,7 +83,7 @@ class Binding
       # will cause a `LoadError`.
       #
       # @api private
-      MIN_LIBMONGOCRYPT_VERSION = Gem::Version.new("1.5.0.alpha")
+      MIN_LIBMONGOCRYPT_VERSION = Gem::Version.new("1.5.2")
 
       # @!method self.mongocrypt_version(len)
       #   @api private
@@ -107,6 +107,24 @@ def self.validate_version(lmc_version)
           raise LoadError, "libmongocrypt version #{MIN_LIBMONGOCRYPT_VERSION} or above is required, " +
             "but version #{actual_version} was found."
         end
+      rescue ArgumentError => e
+        # Some lmc versions cannot be parsed with Gem::Version class,
+        # so we fall back to regex.
+        match = lmc_version.match(/\A(?<major>\d+)\.(?<minor>\d+)\.(?<patch>\d+)?(-[A-Za-z\+\d]+)?\z/)
+        if match.nil?
+          raise ArgumentError.new("Malformed version number string #{lmc_version}")
+        end
+        actual_version = Gem::Version.new(
+          [
+            match[:major],
+            match[:minor],
+            match[:patch]
+          ].join('.')
+        )
+        if actual_version < MIN_LIBMONGOCRYPT_VERSION
+          raise LoadError, "libmongocrypt version #{MIN_LIBMONGOCRYPT_VERSION} or above is required, " +
+            "but version #{actual_version} was found."
+        end
       end
 
       validate_version(mongocrypt_version(nil))
diff --git a/spec/mongo/crypt/binding/version_spec.rb b/spec/mongo/crypt/binding/version_spec.rb
index 4b670996a4..ffc0ac0ced 100644
--- a/spec/mongo/crypt/binding/version_spec.rb
+++ b/spec/mongo/crypt/binding/version_spec.rb
@@ -41,5 +41,13 @@
         end.not_to raise_error(LoadError, /libmongocrypt version .* or above is required, but version .* was found./)
       end
     end
+
+    context 'when in a non-parsable format' do
+      it 'does not raise ArgumentError' do
+        expect do
+          Mongo::Crypt::Binding.validate_version("1.5.3-dev+20220730git8f8675fa11")
+        end.not_to raise_error(ArgumentError, /Malformed version number string/)
+      end
+    end
   end
 end
diff --git a/spec/spec_tests/data/client_side_encryption/unified/rewrapManyDataKey.yml b/spec/spec_tests/data/client_side_encryption/unified/rewrapManyDataKey.yml
index 28009f5473..5141558683 100644
--- a/spec/spec_tests/data/client_side_encryption/unified/rewrapManyDataKey.yml
+++ b/spec/spec_tests/data/client_side_encryption/unified/rewrapManyDataKey.yml
@@ -2,7 +2,7 @@
 # commands sort the resulting documents in ascending order by the single-element
 # keyAltNames array to ensure alphabetic order by original KMS provider as
 # defined in initialData.
-description: rewrapManyDataKey-kms_providers
+description: rewrapManyDataKey
 
 schemaVersion: "1.8"
 
@@ -50,7 +50,7 @@ initialData:
           region: us-east-1
       - _id: &azure_key_id { $binary: { base64: YXp1cmVhenVyZWF6dXJlYQ==, subType: "04" } }
         keyAltNames: ["azure_key"]
-        keyMaterial: { $binary: { base64: AQICAHhQNmWG2CzOm1dq3kWLM+iDUZhEqnhJwH9wZVpuZ94A8gEGkNTybTc7Eyif0f+qqE0lAAAAwjCBvwYJKoZIhvcNAQcGoIGxMIGuAgEAMIGoBgkqhkiG9w0BBwEwHgYJYIZIAWUDBAEuMBEEDB2j78AeuIQxcRh8cQIBEIB7vj9buHEaT7XHFIsKBJiyzZRmNnjvqMK5LSdzonKdx97jlqauvPvTDXSsdQDcspUs5oLrGmAXpbFResscxmbwZoKgUtWiuIOpeAcYuszCiMKt15s1WIMLDXUhYtfCmhRhekvgHnRAaK4HJMlGE+lKJXYI84E0b86Cd/g+, subType: "00" } }
+        keyMaterial: { $binary: { base64: pr01l7qDygUkFE/0peFwpnNlv3iIy8zrQK38Q9i12UCN2jwZHDmfyx8wokiIKMb9kAleeY+vnt3Cf1MKu9kcDmI+KxbNDd+V3ytAAGzOVLDJr77CiWjF9f8ntkXRHrAY9WwnVDANYkDwXlyU0Y2GQFTiW65jiQhUtYLYH63Tk48SsJuQvnWw1Q+PzY8ga+QeVec8wbcThwtm+r2IHsCFnc72Gv73qq7weISw+O4mN08z3wOp5FOS2ZM3MK7tBGmPdBcktW7F8ODGsOQ1FU53OrWUnyX2aTi2ftFFFMWVHqQo7EYuBZHru8RRODNKMyQk0BFfKovAeTAVRv9WH9QU7g==, subType: "00" } }
         creationDate: { $date: { $numberLong: "1641024000000" } }
         updateDate: { $date: { $numberLong: "1641024000000" } }
         status: 1
@@ -72,7 +72,7 @@ initialData:
           keyName: key-name-csfle
       - _id: &kmip_key_id { $binary: { base64: a21pcGttaXBrbWlwa21pcA==, subType: "04" } }
         keyAltNames: ["kmip_key"]
-        keyMaterial: { $binary: { base64: VoI9J8HusQ3u2gT9i8Awgg/6W4/igvLwRzn3SRDGx0Dl/1ayDMubphOw0ONPVKfuvS6HL3e4gAoCJ/uEz2KLFTVsEqYCpMhfAhgXxm8Ena8vDcOkCzFX+euvN/N2ES3wpzAD18b3qIH0MbBwKJP82d5GQ4pVfGnPW8Ujp9aO1qC/s0EqNqYyzJ1SyzhV9lAjHHGIENYJx+bBrekg2EeZBA==, subType: "00" } }
+        keyMaterial: { $binary: { base64: CklVctHzke4mcytd0TxGqvepkdkQN8NUF4+jV7aZQITAKdz6WjdDpq3lMt9nSzWGG2vAEfvRb3mFEVjV57qqGqxjq2751gmiMRHXz0btStbIK3mQ5xbY9kdye4tsixlCryEwQONr96gwlwKKI9Nubl9/8+uRF6tgYjje7Q7OjauEf1SrJwKcoQ3WwnjZmEqAug0kImCpJ/irhdqPzivRiA==, subType: "00" } }
         creationDate: { $date: { $numberLong: "1641024000000" } }
         updateDate: { $date: { $numberLong: "1641024000000" } }
         status: 1