diff --git a/packages/strapi-plugin-content-manager/services/ContentManager.js b/packages/strapi-plugin-content-manager/services/ContentManager.js
index 60fd2c1934..724fd51ecb 100644
--- a/packages/strapi-plugin-content-manager/services/ContentManager.js
+++ b/packages/strapi-plugin-content-manager/services/ContentManager.js
@@ -8,18 +8,14 @@ const _ = require('lodash');
 
 module.exports = {
   fetchAll: async (params, query) => {
-    const { limit, skip, sort, query : request, queryAttribute, source, populate = [] } = query;
-    const filters = strapi.utils.models.convertParams(params.model, query);
-    const { where = {} } = !_.isEmpty(request) ? strapi.utils.models.convertParams(params.model, request) : filters;
+    const { query: request, source, populate = [], ...filters } = query;
+    const queryFilter = !_.isEmpty(request) ? {
+      ...filters, // Filters is an object containing the limit/sort and start
+      ...request
+    } : filters;
 
     // Find entries using `queries` system
-    return await strapi.query(params.model, source).find({
-      limit: limit || filters.limit,
-      skip: skip || filters.start || 0,
-      sort: sort || filters.sort,
-      where,
-      queryAttribute,
-    }, populate);
+    return await strapi.query(params.model, source).find(queryFilter, populate);
   },
 
   search: async (params, query) => {
@@ -42,10 +38,9 @@ module.exports = {
   },
 
   count: async (params, query) => {
-    const { source } = query;
-    const filters = strapi.utils.models.convertParams(params.model, query);
+    const { source, ...filters } = query;
 
-    return await strapi.query(params.model, source).count({ where: filters.where });
+    return await strapi.query(params.model, source).count(filters);
   },
 
   fetch: async (params, source, populate, raw = true) => {
diff --git a/packages/strapi-plugin-graphql/services/Query.js b/packages/strapi-plugin-graphql/services/Query.js
index b8a94fdd22..eb926522dd 100644
--- a/packages/strapi-plugin-graphql/services/Query.js
+++ b/packages/strapi-plugin-graphql/services/Query.js
@@ -27,6 +27,23 @@ module.exports = {
     }, {});
   },
 
+  convertToQuery: function(params) {
+    const result = {};
+
+    _.forEach(params, (value, key) => {
+      if (_.isPlainObject(value)) {
+        const flatObject = this.convertToQuery(value);
+        _.forEach (flatObject, (_value, _key) => {
+          result[`${key}.${_key}`] = _value;
+        });
+      } else {
+        result[key] = value;
+      }
+    });
+
+    return result;
+  },
+
   /**
    * Security to avoid infinite limit.
    *
@@ -261,9 +278,7 @@ module.exports = {
           query: {
             value: {
               ...this.convertToParams(_.omit(_options, 'where'), model.primaryKey),
-              ..._options.where,
-              // Avoid population.
-              _populate: model.associations.filter(a => !a.dominant && _.isEmpty(a.model)).map(a => a.alias),
+              ...this.convertToQuery(_options.where),
             },
             writable: true,
             configurable: true
diff --git a/packages/strapi-plugin-graphql/services/Resolvers.js b/packages/strapi-plugin-graphql/services/Resolvers.js
index a07b3e9d64..0be1ee9a1a 100644
--- a/packages/strapi-plugin-graphql/services/Resolvers.js
+++ b/packages/strapi-plugin-graphql/services/Resolvers.js
@@ -359,7 +359,7 @@ module.exports = {
               model: association.model || association.collection,
             };
 
-            const queryOpts = {
+            let queryOpts = {
               source: association.plugin,
             };
 
@@ -371,56 +371,16 @@ module.exports = {
             if (association.type === 'model') {
               params[ref.primaryKey] = _.get(obj, [association.alias, ref.primaryKey], obj[association.alias]);
             } else {
-              // Apply optional arguments to make more precise nested request.
-              const convertedParams = strapi.utils.models.convertParams(
-                name,
-                Query.convertToParams(Query.amountLimiting(options), ref.primaryKey),
-              );
+              const queryParams = Query.amountLimiting(options);
+              queryOpts = {
+                ...queryOpts,
+                ...Query.convertToParams(_.omit(queryParams, 'where')), // Convert filters (sort, limit and start/skip)
+                ...Query.convertToQuery(queryParams.where)
+              };
 
-              const where = strapi.utils.models.convertParams(
-                name,
-                options.where || {},
-              );
-
-              // Limit, order, etc.
-              Object.assign(queryOpts, convertedParams, { where: where.where });
-
-              // Skip.
-              queryOpts.skip = convertedParams.start;
-
-              switch (association.nature) {
-                case "manyToMany": {
-                  const arrayOfIds = (obj[association.alias] || []).map(
-                    related => {
-                      return related[ref.primaryKey] || related;
-                    }
-                  );
-
-                  Object.assign(queryOpts, {
-                    ...queryOpts,
-                    query: {
-                      [ref.primaryKey]: arrayOfIds
-                    }
-                  });
-
-                  break;
-                }
-                default:
-                  Object.assign(queryOpts, {
-                    ...queryOpts,
-                    query: {
-                      [association.via]: obj[ref.primaryKey]
-                    }
-                  });
-              }
-            }
-
-            if (queryOpts.hasOwnProperty('query') &&
-              queryOpts.query.hasOwnProperty('id') &&
-              queryOpts.query.id.hasOwnProperty('value') &&
-              Array.isArray(queryOpts.query.id.value)
-            ) {
-              queryOpts.query.id.symbol = 'IN';
+              // Construct the "where" query to only retrieve entries which are
+              // related to this entry.
+              _.set(queryOpts, ['query', association.via], obj[ref.primaryKey]);
             }
 
             const loaderName = association.plugin ? `${association.plugin}__${params.model}`: params.model;