diff --git a/src/components/dialogs/limits/limitsChart.tsx b/src/components/dialogs/limits/limitsChart.tsx
index 54fb018dc9..c3b2620fc9 100644
--- a/src/components/dialogs/limits/limitsChart.tsx
+++ b/src/components/dialogs/limits/limitsChart.tsx
@@ -54,7 +54,7 @@ export default function LimitsChart({ limitsGroupFormName, previousPermanentLimi
             //  threshold with biggest tempo and biggest value than the previous threshold
             //  more than one threshold without value
             const isPermanentLimit =
-                (item.name === intl.formatMessage({ id: 'IST' }) && permanentLimit) ||
+                (item.name === intl.formatMessage({ id: 'permanentLimit' }) && permanentLimit) ||
                 (!permanentLimit && !item.acceptableDuration);
 
             const permanentLimitValue = permanentLimit || maxValuePermanentLimit;
@@ -86,7 +86,7 @@ export default function LimitsChart({ limitsGroupFormName, previousPermanentLimi
 
         if (permanentLimit) {
             thresholds.push({
-                name: intl.formatMessage({ id: 'IST' }),
+                name: intl.formatMessage({ id: 'permanentLimit' }),
                 value: permanentLimit ? +permanentLimit : permanentLimit,
                 acceptableDuration: null,
             });
@@ -135,7 +135,7 @@ export default function LimitsChart({ limitsGroupFormName, previousPermanentLimi
         return thresholds.reduce<{ series: BarSeriesType[]; ticks: Ticks[] }>(
             (acc, item, index) => {
                 const isPermanentLimit =
-                    (item.name === intl.formatMessage({ id: 'IST' }) && permanentLimit) ||
+                    (item.name === intl.formatMessage({ id: 'permanentLimit' }) && permanentLimit) ||
                     (!permanentLimit && !item.acceptableDuration && item.value === maxValuePermanentLimit);
                 const difference = item.value ? item.value - previousSum : undefined;
 
diff --git a/src/translations/en.json b/src/translations/en.json
index 93216aba51..6af3db65b6 100644
--- a/src/translations/en.json
+++ b/src/translations/en.json
@@ -397,7 +397,7 @@
     "OverloadedEquipment": "Equipment",
     "OverloadedEquipmentBus": "Bus",
     "OverloadedEquipmentVoltageLevel": "Voltage level",
-    "PermanentLimitName": "IST",
+    "PermanentLimitName": "PATL",
     "LimitAcceptableDuration": "Duration",
     "Overload": "Overload",
     "ErrFetchViolationsMsg": "An error occurred while getting constraint violations",
@@ -640,7 +640,7 @@
     "TabularLimitSets": "Limit sets",
     "amountTemporaryLimits": "Number of temporary limits",
     "amountTemporaryLimitsError": "Limits number between 1 and 50",
-    "permanentLimit": "Permanent current limit",
+    "permanentLimit": "PATL",
     "acceptableDuration": "Duration (s)",
     "value": "Value (A)",
     "side": "Side",
@@ -901,7 +901,7 @@
     "DeleteVoltageLevelOnLineError": "Error while deleting a voltage level on a line",
     "DeleteAttachingLineError": "Error while deleting an attaching line",
     "GenerationDispatchError": "Error while creating a generation dispatch",
-    "PermanentCurrentLimitText": "Permanent current limit",
+    "PermanentCurrentLimitText": "PATL",
     "permanentCurrentLimitMustBeGreaterThanZero": "The permanent current limit value must be greater than 0",
     "permanentCurrentLimitMandatory": "A permanent limit has to be set if the limit set contains temporary current limits",
     "qMaxAtNominalVMustBeGreaterThanZero": "The Qmax available at nominal voltage value must be greater than 0",
@@ -913,8 +913,8 @@
     "maxPMustBeGreaterOrEqualToZero": "The maximum active power value must be greater than 0",
     "activePowerSetpointMinValueError": "The active power value must be greater than 0",
     "activePowerSetpointMaxValueError": "The active power value must be less than the maximum active power value",
-    "PermanentCurrentLimitText1": "Permanent current limit 1",
-    "PermanentCurrentLimitText2": "Permanent current limit 2",
+    "PermanentCurrentLimitText1": "PATL 1",
+    "PermanentCurrentLimitText2": "PATL 2",
     "SelectedOperationalLimitGroup": "Active limit set",
     "SelectedOperationalLimitGroups": "Active limit sets",
     "Applicability": "Applicability",
@@ -1182,7 +1182,7 @@
     "lineTypes.screen": "Screen",
     "lineTypes.currentLimits.limitSets": "Limit sets",
     "lineTypes.currentLimits.limitSet": "Limit set",
-    "lineTypes.currentLimits.Permanent": "Permanent current limit [A]",
+    "lineTypes.currentLimits.Permanent": "PATL [A]",
     "lineTypes.currentLimits.Temporary": "Temporary current limit [A] ",
     "aerialAreas": "Area",
     "aerialTemperatures": "Temperature",
@@ -1345,10 +1345,10 @@
     "sensitivityThreshold": "Threshold",
     "generatorsCappingSensitivityValue": "Generators capping sensitivity threshold value",
     "MonitoredBranchesFilter": "Filter",
-    "istN": "N IST",
+    "istN": "N PATL",
     "limitNameN": "N limit",
     "coeffN": "N coeff (%)",
-    "istNm1": "N-1 IST",
+    "istNm1": "N-1 PATL",
     "limitNameNm1": "N-1 limit",
     "coeffNm1": "N-1 coeff (%)",
     "generateStagesSelection": "Generated stages to simulate",