diff --git a/src/cryptoconditions/Makefile.am b/src/cryptoconditions/Makefile.am
index eab77eeff0f..504abd6e0de 100644
--- a/src/cryptoconditions/Makefile.am
+++ b/src/cryptoconditions/Makefile.am
@@ -65,7 +65,7 @@ libcryptoconditions_core_a_SOURCES = \
 	src/asn/per_decoder.c \
 	src/asn/per_encoder.c \
 	src/asn/per_opentype.c
-libcryptoconditions_core_a_CPPFLAGS=-I. -I./src/include -I./src/asn
+libcryptoconditions_core_a_CPPFLAGS=-I. -I./src/include -I./src/asn -fPIC
 
 test:
 	bash -c '[ -d .env ] || virtualenv .env -p python3'