diff --git a/examples/FSK4/FSK4_Transmit/FSK4_Transmit.ino b/examples/FSK4/FSK4_Transmit/FSK4_Transmit.ino
index 8a1153b0..088f318b 100644
--- a/examples/FSK4/FSK4_Transmit/FSK4_Transmit.ino
+++ b/examples/FSK4/FSK4_Transmit/FSK4_Transmit.ino
@@ -73,7 +73,7 @@ void setup() {
   } else {
     Serial.print(F("failed, code "));
     Serial.println(state);
-    while(true);
+    while (true) { delay(10); }
   }
 
   // initialize FSK4 client
@@ -97,7 +97,7 @@ void setup() {
   } else {
     Serial.print(F("failed, code "));
     Serial.println(state);
-    while(true);
+    while (true) { delay(10); }
   }
 
   // sometimes, it may be needed to set some manual corrections
@@ -113,7 +113,7 @@ void setup() {
     } else {
       Serial.print(F("failed, code "));
       Serial.println(state);
-      while(true);
+      while (true) { delay(10); }
     }
   */
 }
diff --git a/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino b/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
index 9c320918..f8c542fe 100644
--- a/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
+++ b/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
@@ -82,7 +82,7 @@ void setup() {
   } else {
     Serial.print(F("failed, code "));
     Serial.println(state);
-    while(true);
+    while (true) { delay(10); }
   }
 
   // initialize FSK4 client
@@ -98,7 +98,7 @@ void setup() {
   } else {
     Serial.print(F("failed, code "));
     Serial.println(state);
-    while(true);
+    while (true) { delay(10); }
   }
 
   // sometimes, it may be needed to set some manual corrections
@@ -114,7 +114,7 @@ void setup() {
     } else {
       Serial.print(F("failed, code "));
       Serial.println(state);
-      while(true);
+      while (true) { delay(10); }
     }
   */
 }