diff --git a/testsuite/Makefile.in b/testsuite/Makefile.in
index eb68fe892e6366749744d56ea8ebf8066aaee502..c4513005642a258ce613cbe45694edb417e0f76a 100644
--- a/testsuite/Makefile.in
+++ b/testsuite/Makefile.in
@@ -34,7 +34,7 @@ TS_NETTLE_SOURCES = aes-test.c aes-keywrap-test.c arcfour-test.c arctwo-test.c \
 		    meta-hash-test.c meta-cipher-test.c\
 		    meta-aead-test.c meta-armor-test.c meta-mac-test.c \
 		    buffer-test.c yarrow-test.c xts-test.c pbkdf2-test.c \
-		    x86-ibt-test.c drbg-ctr-aes256.c
+		    x86-ibt-test.c drbg-ctr-aes256-test.c
 
 TS_HOGWEED_SOURCES = sexp-test.c sexp-format-test.c \
 		     rsa2sexp-test.c sexp2rsa-test.c \