diff --git a/gtests/net/packetdrill/Makefile.Darwin b/gtests/net/packetdrill/Makefile.Darwin
index 38284ca4e6b88ebc3ae2912ba1744720f9190e3a..3f374222c0a423d8bbe57a4a751eaff0887842f8 100644
--- a/gtests/net/packetdrill/Makefile.Darwin
+++ b/gtests/net/packetdrill/Makefile.Darwin
@@ -1,2 +1,3 @@
-packetdrill-ext-libs := -lpthread -lpcap
+packetdrill-ext-libs := -pthread -lpcap
+LDFLAGS =
 include Makefile.common
diff --git a/gtests/net/packetdrill/Makefile.common b/gtests/net/packetdrill/Makefile.common
index 06a865dbbd8a082002323ad88b67c0fa2b69e05b..cfd80e3d9b32eacf73e181d24c48c57b7c01c20d 100644
--- a/gtests/net/packetdrill/Makefile.common
+++ b/gtests/net/packetdrill/Makefile.common
@@ -1,6 +1,7 @@
 all: binaries
 
 CFLAGS = -g -Wall -Werror -Wno-unknown-warning-option -Wno-address-of-packed-member
+LDFLAGS ?= -static
 
 parser.o: parser.y
 	bison --output=parser.c --defines=parser.h --report=state parser.y
@@ -35,7 +36,7 @@ packetdrill-lib := \
 packetdrill-objs := packetdrill.o $(packetdrill-lib)
 
 packetdrill: $(packetdrill-objs)
-	$(CC) -o packetdrill -g -static $(packetdrill-objs) $(packetdrill-ext-libs)
+	$(CC) -o packetdrill -g $(LDFLAGS) $(packetdrill-objs) $(packetdrill-ext-libs)
 
 test-bins := checksum_test packet_parser_test packet_to_string_test
 tests: $(test-bins)