diff --git a/targets/targets.json b/targets/targets.json
index 88e2fb2cad4..ecf0145382b 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -2441,7 +2441,7 @@
             "TRNG",
             "FLASH",
             "WATCHDOG"
-        ],        
+        ],
         "release_versions": [
             "2",
             "5"
@@ -2464,7 +2464,7 @@
             "FSL_RTOS_MBED",
             "USE_EXTERNAL_RTC"
         ],
-        "default_toolchain": "ARM",        
+        "default_toolchain": "ARM",
         "forced_reset_timeout": 7,
         "release_versions": [
             "2",
@@ -5123,7 +5123,6 @@
             }
         },
         "macros_add": [
-            "MBED_TICKLESS",
             "EXTRA_IDLE_STACK_REQUIRED"
         ],
         "overrides": {
@@ -14128,7 +14127,7 @@
             "smclk_select": "HFXT",
             "smclk_div": "DIV2",
             "adc_auto_scan": 1
-        },        
+        },
         "release_versions": [
             "2",
             "5"