diff --git a/examples/lighting-app/efr32/BUILD.gn b/examples/lighting-app/efr32/BUILD.gn
index 0f52becb1c5a3d..9494a726f1fe86 100644
--- a/examples/lighting-app/efr32/BUILD.gn
+++ b/examples/lighting-app/efr32/BUILD.gn
@@ -177,8 +177,8 @@ efr32_executable("lighting_app") {
   }
 
   if (chip_enable_ota_requestor) {
-    defines += ["EFR32_OTA_ENABLED"]
-    sources += ["${examples_plat_dir}/OTAConfig.cpp"]
+    defines += [ "EFR32_OTA_ENABLED" ]
+    sources += [ "${examples_plat_dir}/OTAConfig.cpp" ]
   }
 
   if (use_rs911x) {
diff --git a/examples/lock-app/efr32/BUILD.gn b/examples/lock-app/efr32/BUILD.gn
index 463cc33928148c..0dfd33639c1d67 100644
--- a/examples/lock-app/efr32/BUILD.gn
+++ b/examples/lock-app/efr32/BUILD.gn
@@ -179,11 +179,10 @@ efr32_executable("lock_app") {
   }
 
   if (chip_enable_ota_requestor) {
-    defines += ["EFR32_OTA_ENABLED"]
-    sources += ["${examples_plat_dir}/OTAConfig.cpp"]
+    defines += [ "EFR32_OTA_ENABLED" ]
+    sources += [ "${examples_plat_dir}/OTAConfig.cpp" ]
   }
 
-
   if (use_rs911x) {
     sources += rs911x_src_plat
 
diff --git a/examples/window-app/efr32/BUILD.gn b/examples/window-app/efr32/BUILD.gn
index dab0f9ef08be49..9cbc1157611a95 100644
--- a/examples/window-app/efr32/BUILD.gn
+++ b/examples/window-app/efr32/BUILD.gn
@@ -140,8 +140,8 @@ efr32_executable("window_app") {
   ]
 
   if (chip_enable_ota_requestor) {
-    defines += ["EFR32_OTA_ENABLED"]
-    sources += ["${examples_plat_dir}/OTAConfig.cpp"]
+    defines += [ "EFR32_OTA_ENABLED" ]
+    sources += [ "${examples_plat_dir}/OTAConfig.cpp" ]
   }
 
   if (use_rs911x) {