diff --git a/src/libimcv/plugins/imc_attestation/Makefile.am b/src/libimcv/plugins/imc_attestation/Makefile.am
index 5981ac2ca..4a2a0058a 100644
--- a/src/libimcv/plugins/imc_attestation/Makefile.am
+++ b/src/libimcv/plugins/imc_attestation/Makefile.am
@@ -7,7 +7,7 @@ AM_CFLAGS = -rdynamic
 imcv_LTLIBRARIES = imc-attestation.la
 
 imc_attestation_la_LIBADD = $(top_builddir)/src/libimcv/libimcv.la \
-	$(top_builddir)/src/libstrongswan/libstrongswan.la
+	$(top_builddir)/src/libstrongswan/libstrongswan.la -ltspi
 
 imc_attestation_la_SOURCES = imc_attestation.c \
 	imc_attestation_state.h imc_attestation_state.c