diff --git a/packages/ui/src/ui/pages/operations/OperationDetail/tabs/job-sizes/JobSizes/JobSizes.tsx b/packages/ui/src/ui/pages/operations/OperationDetail/tabs/job-sizes/JobSizes/JobSizes.tsx
index a4bdb2319..2672e59bb 100644
--- a/packages/ui/src/ui/pages/operations/OperationDetail/tabs/job-sizes/JobSizes/JobSizes.tsx
+++ b/packages/ui/src/ui/pages/operations/OperationDetail/tabs/job-sizes/JobSizes/JobSizes.tsx
@@ -118,7 +118,7 @@ class JobSizes extends React.Component<Props, State> {
                 <YTHistogram
                     className={block('charts')}
                     data={data}
-                    yLabel={'jobs count'}
+                    yLabel={'job count'}
                     xLabel={'job input data weight'}
                     xFormat={this.formatX}
                     yMin={0.5}
diff --git a/packages/ui/src/ui/pages/operations/OperationDetail/tabs/partition-sizes/PartitionSizes/PartitionSizes.tsx b/packages/ui/src/ui/pages/operations/OperationDetail/tabs/partition-sizes/PartitionSizes/PartitionSizes.tsx
index 30d2e1dc2..8ae54ca20 100644
--- a/packages/ui/src/ui/pages/operations/OperationDetail/tabs/partition-sizes/PartitionSizes/PartitionSizes.tsx
+++ b/packages/ui/src/ui/pages/operations/OperationDetail/tabs/partition-sizes/PartitionSizes/PartitionSizes.tsx
@@ -64,7 +64,7 @@ class PartitionSizes extends React.Component<ReduxProps, State> {
                     <YTHistogram
                         className={block('charts')}
                         data={data}
-                        yLabel={'jobs count'}
+                        yLabel={'partition count'}
                         xLabel={'job input data weight'}
                         xFormat={this.formatX}
                         yMin={0.5}