diff --git a/front/src/modules/activities/tasks/hooks/useCurrentUserDueTaskCount.ts b/front/src/modules/activities/tasks/hooks/useCurrentUserDueTaskCount.ts
index 509c1e52f..ee3ad4bc1 100644
--- a/front/src/modules/activities/tasks/hooks/useCurrentUserDueTaskCount.ts
+++ b/front/src/modules/activities/tasks/hooks/useCurrentUserDueTaskCount.ts
@@ -12,7 +12,7 @@ export const useCurrentUserTaskCount = () => {
     objectNamePlural: 'activities',
     filter: {
       type: { eq: 'Task' },
-      completedAt: { eq: null },
+      completedAt: { is: 'NULL' },
       assigneeId: { eq: currentWorkspaceMember?.id },
     },
   });
diff --git a/front/src/modules/activities/tasks/hooks/useTasks.ts b/front/src/modules/activities/tasks/hooks/useTasks.ts
index ee605de5d..9a3c2447f 100644
--- a/front/src/modules/activities/tasks/hooks/useTasks.ts
+++ b/front/src/modules/activities/tasks/hooks/useTasks.ts
@@ -28,7 +28,7 @@ export const useTasks = (entity?: ActivityTargetableEntity) => {
     skip: !entity && !selectedFilter,
     filter: {
       type: { equals: 'Task' },
-      completedAt: { neq: null },
+      completedAt: { is: 'NOT_NULL' },
       ...whereFilters,
     },
     orderBy: [
@@ -43,7 +43,7 @@ export const useTasks = (entity?: ActivityTargetableEntity) => {
     skip: !entity && !selectedFilter,
     filter: {
       type: { equals: 'Task' },
-      completedAt: { eq: null },
+      completedAt: { is: 'NULL' },
       ...whereFilters,
     },
     orderBy: [
diff --git a/front/src/pages/settings/developers/api-keys/SettingsDevelopersApiKeys.tsx b/front/src/pages/settings/developers/api-keys/SettingsDevelopersApiKeys.tsx
index c24ee7185..4163a7518 100644
--- a/front/src/pages/settings/developers/api-keys/SettingsDevelopersApiKeys.tsx
+++ b/front/src/pages/settings/developers/api-keys/SettingsDevelopersApiKeys.tsx
@@ -50,7 +50,7 @@ export const SettingsDevelopersApiKeys = () => {
   const { foundObjectMetadataItem } = useFindOneObjectMetadataItem({
     objectNameSingular: 'apiKey',
   });
-  const filter = { revokedAt: { eq: null } };
+  const filter = { revokedAt: { is: 'NULL' } };
   useFindManyObjectRecords({
     objectNamePlural: 'apiKeys',
     filter,
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/big-float-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/big-float-filter.input-type.ts
index 217a7070e..245993626 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/big-float-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/big-float-filter.input-type.ts
@@ -5,6 +5,8 @@ import {
   GraphQLFloat,
 } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const BigFloatFilterType = new GraphQLInputObjectType({
   name: 'BigFloatFilter',
   fields: {
@@ -15,5 +17,6 @@ export const BigFloatFilterType = new GraphQLInputObjectType({
     lt: { type: GraphQLFloat },
     lte: { type: GraphQLFloat },
     neq: { type: GraphQLFloat },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/big-int-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/big-int-filter.input-type.ts
index ab404aad6..3d97c1724 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/big-int-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/big-int-filter.input-type.ts
@@ -5,6 +5,8 @@ import {
   GraphQLInt,
 } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const BigIntFilterType = new GraphQLInputObjectType({
   name: 'BigIntFilter',
   fields: {
@@ -15,5 +17,6 @@ export const BigIntFilterType = new GraphQLInputObjectType({
     lt: { type: GraphQLInt },
     lte: { type: GraphQLInt },
     neq: { type: GraphQLInt },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/boolean-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/boolean-filter.input-type.ts
index 79f1480ce..c96f05341 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/boolean-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/boolean-filter.input-type.ts
@@ -1,8 +1,11 @@
 import { GraphQLBoolean, GraphQLInputObjectType } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const BooleanFilterType = new GraphQLInputObjectType({
   name: 'BooleanFilter',
   fields: {
     eq: { type: GraphQLBoolean },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/date-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/date-filter.input-type.ts
index 2b56e9352..8344f4bee 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/date-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/date-filter.input-type.ts
@@ -1,17 +1,18 @@
 import { GraphQLInputObjectType, GraphQLList, GraphQLNonNull } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
 import { DateScalarType } from 'src/workspace/workspace-schema-builder/graphql-types/scalars';
 
 export const DateFilterType = new GraphQLInputObjectType({
   name: 'DateFilter',
   fields: {
     eq: { type: DateScalarType },
-    is: { type: DateScalarType },
     gt: { type: DateScalarType },
     gte: { type: DateScalarType },
     in: { type: new GraphQLList(new GraphQLNonNull(DateScalarType)) },
     lt: { type: DateScalarType },
     lte: { type: DateScalarType },
     neq: { type: DateScalarType },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/date-time-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/date-time-filter.input-type.ts
index d5ac00d52..64580bd35 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/date-time-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/date-time-filter.input-type.ts
@@ -1,5 +1,6 @@
 import { GraphQLInputObjectType, GraphQLList, GraphQLNonNull } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
 import { DateTimeScalarType } from 'src/workspace/workspace-schema-builder/graphql-types/scalars';
 
 export const DatetimeFilterType = new GraphQLInputObjectType({
@@ -12,5 +13,6 @@ export const DatetimeFilterType = new GraphQLInputObjectType({
     lt: { type: DateTimeScalarType },
     lte: { type: DateTimeScalarType },
     neq: { type: DateTimeScalarType },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type.ts
new file mode 100644
index 000000000..4acc83e2e
--- /dev/null
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type.ts
@@ -0,0 +1,16 @@
+import { GraphQLEnumType } from 'graphql';
+
+export const FilterIsNullable = new GraphQLEnumType({
+  name: 'FilterIsNullable',
+  description: 'This enum to filter by nullability',
+  values: {
+    NULL: {
+      value: 'NULL',
+      description: 'Nulish values',
+    },
+    NOT_NULL: {
+      value: 'NOT_NULL',
+      description: 'Non-nulish values',
+    },
+  },
+});
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/float-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/float-filter.input-type.ts
index 12e3c89e8..ee51bbe33 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/float-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/float-filter.input-type.ts
@@ -5,6 +5,8 @@ import {
   GraphQLNonNull,
 } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const FloatFilterType = new GraphQLInputObjectType({
   name: 'FloatFilter',
   fields: {
@@ -15,5 +17,6 @@ export const FloatFilterType = new GraphQLInputObjectType({
     lt: { type: GraphQLFloat },
     lte: { type: GraphQLFloat },
     neq: { type: GraphQLFloat },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/int-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/int-filter.input-type.ts
index 9b4c33aed..9ff27926d 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/int-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/int-filter.input-type.ts
@@ -5,6 +5,8 @@ import {
   GraphQLInt,
 } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const IntFilterType = new GraphQLInputObjectType({
   name: 'IntFilter',
   fields: {
@@ -15,5 +17,6 @@ export const IntFilterType = new GraphQLInputObjectType({
     lt: { type: GraphQLInt },
     lte: { type: GraphQLInt },
     neq: { type: GraphQLInt },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/string-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/string-filter.input-type.ts
index 6ea2bf9c1..1c28b5d68 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/string-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/string-filter.input-type.ts
@@ -5,6 +5,8 @@ import {
   GraphQLString,
 } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
+
 export const StringFilterType = new GraphQLInputObjectType({
   name: 'StringFilter',
   fields: {
@@ -20,5 +22,6 @@ export const StringFilterType = new GraphQLInputObjectType({
     ilike: { type: GraphQLString },
     regex: { type: GraphQLString },
     iregex: { type: GraphQLString },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/time-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/time-filter.input-type.ts
index eb71dd694..9a6528121 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/time-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/time-filter.input-type.ts
@@ -1,5 +1,6 @@
 import { GraphQLInputObjectType, GraphQLList, GraphQLNonNull } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
 import { TimeScalarType } from 'src/workspace/workspace-schema-builder/graphql-types/scalars';
 
 export const TimeFilterType = new GraphQLInputObjectType({
@@ -12,5 +13,6 @@ export const TimeFilterType = new GraphQLInputObjectType({
     lt: { type: TimeScalarType },
     lte: { type: TimeScalarType },
     neq: { type: TimeScalarType },
+    is: { type: FilterIsNullable },
   },
 });
diff --git a/server/src/workspace/workspace-schema-builder/graphql-types/input/uuid-filter.input-type.ts b/server/src/workspace/workspace-schema-builder/graphql-types/input/uuid-filter.input-type.ts
index 9cdd76a7f..4cfba8365 100644
--- a/server/src/workspace/workspace-schema-builder/graphql-types/input/uuid-filter.input-type.ts
+++ b/server/src/workspace/workspace-schema-builder/graphql-types/input/uuid-filter.input-type.ts
@@ -1,5 +1,6 @@
 import { GraphQLInputObjectType, GraphQLList } from 'graphql';
 
+import { FilterIsNullable } from 'src/workspace/workspace-schema-builder/graphql-types/input/filter-is-nullable.input-type';
 import { UUIDScalarType } from 'src/workspace/workspace-schema-builder/graphql-types/scalars';
 
 export const UUIDFilterType = new GraphQLInputObjectType({
@@ -8,5 +9,6 @@ export const UUIDFilterType = new GraphQLInputObjectType({
     eq: { type: UUIDScalarType },
     in: { type: new GraphQLList(UUIDScalarType) },
     neq: { type: UUIDScalarType },
+    is: { type: FilterIsNullable },
   },
 });