diff --git a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPGroupMapperTest.java b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPGroupMapperTest.java
index e36f8e855d..a25fe0fa0a 100755
--- a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPGroupMapperTest.java
+++ b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPGroupMapperTest.java
@@ -109,7 +109,6 @@ public class LDAPGroupMapperTest {
             LDAPObject group1 = LDAPTestUtils.createLDAPGroup(manager.getSession(), appRealm, ldapModel, "group1", descriptionAttrName, "group1 - description");
             LDAPObject group11 = LDAPTestUtils.createLDAPGroup(manager.getSession(), appRealm, ldapModel, "group11");
             LDAPObject group12 = LDAPTestUtils.createLDAPGroup(manager.getSession(), appRealm, ldapModel, "group12", descriptionAttrName, "group12 - description");
-            LDAPObject groupSpecialCharacters = LDAPTestUtils.createLDAPGroup(manager.getSession(), appRealm, ldapModel, "group-spec,ia*l_characžter)s", descriptionAttrName, "group-special-characters");
 
             LDAPUtils.addMember(ldapFedProvider, MembershipType.DN, LDAPConstants.MEMBER, "not-used", group1, group11, false);
             LDAPUtils.addMember(ldapFedProvider, MembershipType.DN, LDAPConstants.MEMBER, "not-used", group1, group12, true);
@@ -134,14 +133,11 @@ public class LDAPGroupMapperTest {
             LDAPObject james = LDAPTestUtils.addLDAPUser(ldapFedProvider, appRealm, "jameskeycloak", "James", "Brown", "james@email.org", null, "8910");
             LDAPTestUtils.updateLDAPPassword(ldapFedProvider, james, "Password1");
 
-            LDAPObject james2 = LDAPTestUtils.addLDAPUser(ldapFedProvider, appRealm, "jamees,key*cložak)ppp", "James2", "Brown2", "james2@email.org", null, "89102");
-            LDAPTestUtils.updateLDAPPassword(ldapFedProvider, james2, "Password1");
-
-            postSetup();
+            postSetup(appRealm, ldapFedProvider);
         }
 
 
-        void postSetup() {
+        void postSetup(RealmModel appRealm, LDAPStorageProvider ldapProvider) {
             LDAPGroupMapperTest.ldapModel = this.ldapModel;
             LDAPGroupMapperTest.descriptionAttrName = this.descriptionAttrName;
         }
diff --git a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPMSADMapperTest.java b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPMSADMapperTest.java
index ac12372712..17388929ba 100644
--- a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPMSADMapperTest.java
+++ b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPMSADMapperTest.java
@@ -62,7 +62,11 @@ public class LDAPMSADMapperTest {
     private static LDAPRule ldapRule = new LDAPRule((Map<String, String> ldapConfig) -> {
 
         String vendor = ldapConfig.get(LDAPConstants.VENDOR);
-        return !(vendor.equals(LDAPConstants.VENDOR_ACTIVE_DIRECTORY));
+
+        // TODO: This is skipped as it requires that MSAD server is set to not allow weak passwords (There needs to be pwdProperties=1 set on MSAD side).
+        // TODO: Currently we can't rely on it. See KEYCLOAK-4276
+        return true;
+        // return !(vendor.equals(LDAPConstants.VENDOR_ACTIVE_DIRECTORY));
 
     });
 
diff --git a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPSpecialCharsTest.java b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPSpecialCharsTest.java
index 4b3ee71bb7..8d31030f6a 100644
--- a/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPSpecialCharsTest.java
+++ b/testsuite/integration/src/test/java/org/keycloak/testsuite/federation/storage/ldap/LDAPSpecialCharsTest.java
@@ -17,16 +17,13 @@
 
 package org.keycloak.testsuite.federation.storage.ldap;
 
-import java.util.Collections;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
-import java.util.stream.Collectors;
 
 import org.junit.After;
-import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.BeforeClass;
 import org.junit.ClassRule;
 import org.junit.FixMethodOrder;
 import org.junit.Rule;
@@ -40,11 +37,15 @@ import org.keycloak.component.ComponentModel;
 import org.keycloak.models.Constants;
 import org.keycloak.models.GroupModel;
 import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.LDAPConstants;
 import org.keycloak.models.RealmModel;
 import org.keycloak.models.UserModel;
 import org.keycloak.models.utils.KeycloakModelUtils;
 import org.keycloak.representations.idm.UserRepresentation;
+import org.keycloak.storage.ldap.LDAPStorageProvider;
+import org.keycloak.storage.ldap.idm.model.LDAPObject;
 import org.keycloak.storage.ldap.mappers.membership.LDAPGroupMapperMode;
+import org.keycloak.storage.ldap.mappers.membership.group.GroupLDAPStorageMapperFactory;
 import org.keycloak.storage.ldap.mappers.membership.group.GroupMapperConfig;
 import org.keycloak.testsuite.OAuthClient;
 import org.keycloak.testsuite.pages.AppPage;
@@ -66,7 +67,16 @@ import static org.keycloak.testsuite.Constants.AUTH_SERVER_ROOT;
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 public class LDAPSpecialCharsTest {
 
-    private static LDAPRule ldapRule = new LDAPRule();
+
+    // Skip this test for MSAD with sAMAccountName as it is not allowed to use specialCharacters in sAMAccountName attribute
+    private static LDAPRule ldapRule = new LDAPRule((Map<String, String> ldapConfig) -> {
+
+        String vendor = ldapConfig.get(LDAPConstants.VENDOR);
+        String usernameAttr = ldapConfig.get(LDAPConstants.USERNAME_LDAP_ATTRIBUTE);
+
+        return (vendor.equals(LDAPConstants.VENDOR_ACTIVE_DIRECTORY) && usernameAttr.equalsIgnoreCase(LDAPConstants.SAM_ACCOUNT_NAME));
+
+    });
 
     static ComponentModel ldapModel = null;
     static String descriptionAttrName = null;
@@ -75,9 +85,18 @@ public class LDAPSpecialCharsTest {
     private static KeycloakRule keycloakRule = new KeycloakRule(new LDAPGroupMapperTest.GroupTestKeycloakSetup(ldapRule) {
 
         @Override
-        protected void postSetup() {
+        protected void postSetup(RealmModel appRealm, LDAPStorageProvider ldapProvider) {
             LDAPSpecialCharsTest.ldapModel = this.ldapModel;
             LDAPSpecialCharsTest.descriptionAttrName = this.descriptionAttrName;
+
+            LDAPObject groupSpecialCharacters = LDAPTestUtils.createLDAPGroup(session, appRealm, ldapModel, "group-spec,ia*l_characžter)s", descriptionAttrName, "group-special-characters");
+
+            // Resync LDAP groups to Keycloak DB
+            ComponentModel mapperModel = LDAPTestUtils.getSubcomponentByName(appRealm, ldapModel, "groupsMapper");
+            new GroupLDAPStorageMapperFactory().create(session, mapperModel).syncDataFromFederationProviderToKeycloak(appRealm);
+
+            LDAPObject james2 = LDAPTestUtils.addLDAPUser(ldapProvider, appRealm, "jamees,key*cložak)ppp", "James2", "Brown2", "james2@email.org", null, "89102");
+            LDAPTestUtils.updateLDAPPassword(ldapProvider, james2, "Password1");
         }
 
     });