diff --git a/configure/CONFIG_COMMON b/configure/CONFIG_COMMON
index e2cb23f5e..fa5b82bed 100644
--- a/configure/CONFIG_COMMON
+++ b/configure/CONFIG_COMMON
@@ -255,10 +255,6 @@ COMMANDLINE_LIBRARY = EPICS
 OP_SYS_LDLIBS += $(LDLIBS_$(COMMANDLINE_LIBRARY))
 OP_SYS_LDFLAGS += $(LDFLAGS_$(COMMANDLINE_LIBRARY))
 
-#--------------------------------------------------
-# POSIX thread priority scheduling flag
-THREAD_CPPFLAGS_YES_NO += -DDONT_USE_POSIX_THREAD_PRIORITY_SCHEDULING
-
 #--------------------------------------------------
 # Flags