diff --git a/end2endTest/server/Makefile b/end2endTest/server/Makefile
index 424fbfd6..795cc1a9 100644
--- a/end2endTest/server/Makefile
+++ b/end2endTest/server/Makefile
@@ -1,7 +1,6 @@
 src := .
 
-CFLAGS  := -std=c99 -I$(src) -D _BSD_SOURCE -D UA_ENABLE_AMALGAMATION
-LDFLAGS := -lpthread
+CFLAGS  := -std=c99 -pthread -I$(src) -D _BSD_SOURCE -D UA_ENABLE_AMALGAMATION
 
 C_SRCS   := open62541.c opcuaTestNodeSet.c opcuaTestServer.c
 C_OBJS   := $(addsuffix .o,$(basename $(C_SRCS)))