diff --git a/build/common.mk b/build/common.mk
index 74849b6c..b8ae74a1 100644
--- a/build/common.mk
+++ b/build/common.mk
@@ -29,6 +29,7 @@ LDSCRIPT := $(TOPDIR)/system/amiga.lds
 # Don't reload library base for each call
 CPPFLAGS += -D__CONSTLIBBASEDECL__=const
 CPPFLAGS += -DCHIPMEM_KB=$(CHIPMEM) -DFASTMEM_KB=$(FASTMEM) -DLOGOUT=$(LOGOUT)
+CPPFLAGS += -DPROFILER=$(PROFILER)
 
 include $(TOPDIR)/config.mk
 
diff --git a/config.mk b/config.mk
index c7efd1c8..ef2f91e2 100644
--- a/config.mk
+++ b/config.mk
@@ -18,6 +18,12 @@ LOGOUT := 2
 #      custom environment created by bootstrap code.
 AMIGAOS := 0
 
+# 1 => Turn on profiler that reports minimum-average-maximum number of raster
+#      lines measured between calls to ProfilerStart / ProfilerStop.
+#      The measurement is reported every 50 frames (i.e. once a second).
+# 0 => Disable the profiler.
+PROFILER := 1
+
 # [only when AMIGAOS=1] Amount of chip and fast (or public) memory 
 # (in kilobytes!) passed to our custom memory allocator.
 # To calculate total memory taken after an executable file
diff --git a/include/effect.h b/include/effect.h
index 2093a435..baf9f92c 100644
--- a/include/effect.h
+++ b/include/effect.h
@@ -101,6 +101,7 @@ typedef struct Profile {
   u_short count;
 } ProfileT;
 
+#if PROFILER
 #define PROFILE(NAME)                                                          \
   static ProfileT *_##NAME##_profile = &(ProfileT){                            \
     .name = #NAME,                                                             \
@@ -113,6 +114,11 @@ typedef struct Profile {
 
 #define ProfilerStart(NAME) _ProfilerStart(_##NAME##_profile)
 #define ProfilerStop(NAME) _ProfilerStop(_##NAME##_profile)
+#else
+#define PROFILE(NAME)
+#define ProfilerStart(NAME)
+#define ProfilerStop(NAME)
+#endif
 
 /* Puts a task into sleep waiting for Vertical Blank interrupt.
  * Let's background task do its job. */