1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index c1aecde..5ceaedf 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ LITMUS_KERNEL ?= ../litmus-rt
 
 # compiler flags
 flags-debug    = -O0 -Wall -g -Wdeclaration-after-statement
-flags-api      = -D_XOPEN_SOURCE=600 -D_GNU_SOURCE
+flags-api      = -D_XOPEN_SOURCE=600 -D_GNU_SOURCE -DCONFIG_PGMRT_SUPPORT
 
 # architecture-specific flags
 flags-i386     = -m32