diff --git a/include/object/ptalog.h b/include/object/ptalog.h
index 9d070ab49d77d566877bbf003f5443bacb58563a..e4cff37cba198fc85752321c63995fbb24a8c046 100644
--- a/include/object/ptalog.h
+++ b/include/object/ptalog.h
@@ -152,7 +152,7 @@ class PTALog {
 			log[log_index - 1].prev_state_overflow = counter.overflow;
 			counter.start();
 #endif
-#ifndef PTALOG_GPIO_BEFORE
+#if defined(PTALOG_GPIO) && !defined(PTALOG_GPIO_BEFORE)
 			gpio.write(sync_pin, 1);
 #endif
 		}
@@ -167,11 +167,9 @@ class PTALog {
 
 		inline void stopTransition()
 		{
-#ifdef PTALOG_GPIO
-#if !defined(PTALOG_GPIO_BEFORE) && !defined(PTALOG_GPIO_BAR)
+#if defined(PTALOG_GPIO) && !defined(PTALOG_GPIO_BEFORE) && !defined(PTALOG_GPIO_BAR)
 			gpio.write(sync_pin, 0);
 #endif
-#endif
 #ifdef PTALOG_TIMING
 			counter.stop();
 			log[log_index - 1].timer = counter.value;