diff --git a/Makefile.include b/Makefile.include
index be6f27a580..26aeddd850 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -649,11 +649,13 @@ endef
 
 # Check if setsid command is available on the system for debug target
 # This is not the case on MacOSX, so it must be built on the fly
-ifneq (,$(filter debug, $(MAKECMDGOALS)))
-  ifneq (0,$(shell which setsid 2>&1 > /dev/null ; echo $$?))
-    SETSID = $(RIOTTOOLS)/setsid/setsid
-    $(call target-export-variables,debug,$(SETSID))
-    DEBUGDEPS += $(SETSID)
+ifeq ($(OS),Darwin)
+  ifneq (,$(filter debug, $(MAKECMDGOALS)))
+    ifneq (0,$(shell command -v setsid 2>&1 > /dev/null ; echo $$?))
+      SETSID = $(RIOTTOOLS)/setsid/setsid
+      $(call target-export-variables,debug,$(SETSID))
+      DEBUGDEPS += $(SETSID)
+    endif
   endif
 endif